19259240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1$

素因数の和:92

約数の個数: 192

約数和(自身を含む): 60082560

約数和(自身を除く): 40823320

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 20, 22, 26, 28, 35, 37, 40, 44, 52, 55, 56, 65, 70, 74, 77, 88, 91, 104, 110, 130, 140, 143, 148, 154, 169, 182, 185, 220, 259, 260, 280, 286, 296, 308, 338, 364, 370, 385, 407, 440, 455, 481, 518, 520, 572, 616, 676, 715, 728, 740, 770, 814, 845, 910, 962, 1001, 1036, 1144, 1183, 1295, 1352, 1430, 1480, 1540, 1628, 1690, 1820, 1859, 1924, 2002, 2035, 2072, 2366, 2405, 2590, 2849, 2860, 3080, 3256, 3367, 3380, 3640, 3718, 3848, 4004, 4070, 4732, 4810, 5005, 5180, 5291, 5698, 5720, 5915, 6253, 6734, 6760, 7436, 8008, 8140, 9295, 9464, 9620, 10010, 10360, 10582, 11396, 11830, 12506, 13013, 13468, 14245, 14872, 16280, 16835, 18590, 19240, 20020, 21164, 22792, 23660, 25012, 26026, 26455, 26936, 28490, 31265, 33670, 37037, 37180, 40040, 42328, 43771, 47320, 50024, 52052, 52910, 56980, 62530, 65065, 67340, 68783, 74074, 74360, 87542, 104104, 105820, 113960, 125060, 130130, 134680, 137566, 148148, 175084, 185185, 211640, 218855, 250120, 260260, 275132, 296296, 343915, 350168, 370370, 437710, 481481, 520520, 550264, 687830, 740740, 875420, 962962, 1375660, 1481480, 1750840, 1925924, 2407405, 2751320, 3851848, 4814810, 9629620, 19259240]

約数ペア:

[(1, 19259240), (2, 9629620), (4, 4814810), (5, 3851848), (7, 2751320), (8, 2407405), (10, 1925924), (11, 1750840), (13, 1481480), (14, 1375660), (20, 962962), (22, 875420), (26, 740740), (28, 687830), (35, 550264), (37, 520520), (40, 481481), (44, 437710), (52, 370370), (55, 350168), (56, 343915), (65, 296296), (70, 275132), (74, 260260), (77, 250120), (88, 218855), (91, 211640), (104, 185185), (110, 175084), (130, 148148), (140, 137566), (143, 134680), (148, 130130), (154, 125060), (169, 113960), (182, 105820), (185, 104104), (220, 87542), (259, 74360), (260, 74074), (280, 68783), (286, 67340), (296, 65065), (308, 62530), (338, 56980), (364, 52910), (370, 52052), (385, 50024), (407, 47320), (440, 43771), (455, 42328), (481, 40040), (518, 37180), (520, 37037), (572, 33670), (616, 31265), (676, 28490), (715, 26936), (728, 26455), (740, 26026), (770, 25012), (814, 23660), (845, 22792), (910, 21164), (962, 20020), (1001, 19240), (1036, 18590), (1144, 16835), (1183, 16280), (1295, 14872), (1352, 14245), (1430, 13468), (1480, 13013), (1540, 12506), (1628, 11830), (1690, 11396), (1820, 10582), (1859, 10360), (1924, 10010), (2002, 9620), (2035, 9464), (2072, 9295), (2366, 8140), (2405, 8008), (2590, 7436), (2849, 6760), (2860, 6734), (3080, 6253), (3256, 5915), (3367, 5720), (3380, 5698), (3640, 5291), (3718, 5180), (3848, 5005), (4004, 4810), (4070, 4732)]