40797680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{179}}^1$

素因数の和:247

約数の個数: 160

約数和(自身を含む): 122135040

約数和(自身を除く): 81337360

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 37, 40, 44, 55, 56, 70, 74, 77, 80, 88, 110, 112, 140, 148, 154, 176, 179, 185, 220, 259, 280, 296, 308, 358, 370, 385, 407, 440, 518, 560, 592, 616, 716, 740, 770, 814, 880, 895, 1036, 1232, 1253, 1295, 1432, 1480, 1540, 1628, 1790, 1969, 2035, 2072, 2506, 2590, 2849, 2864, 2960, 3080, 3256, 3580, 3938, 4070, 4144, 5012, 5180, 5698, 6160, 6265, 6512, 6623, 7160, 7876, 8140, 9845, 10024, 10360, 11396, 12530, 13246, 13783, 14245, 14320, 15752, 16280, 19690, 20048, 20720, 22792, 25060, 26492, 27566, 28490, 31504, 32560, 33115, 39380, 45584, 46361, 50120, 52984, 55132, 56980, 66230, 68915, 72853, 78760, 92722, 100240, 105968, 110264, 113960, 132460, 137830, 145706, 157520, 185444, 220528, 227920, 231805, 264920, 275660, 291412, 364265, 370888, 463610, 509971, 529840, 551320, 582824, 728530, 741776, 927220, 1019942, 1102640, 1165648, 1457060, 1854440, 2039884, 2549855, 2914120, 3708880, 4079768, 5099710, 5828240, 8159536, 10199420, 20398840, 40797680]

約数ペア:

[(1, 40797680), (2, 20398840), (4, 10199420), (5, 8159536), (7, 5828240), (8, 5099710), (10, 4079768), (11, 3708880), (14, 2914120), (16, 2549855), (20, 2039884), (22, 1854440), (28, 1457060), (35, 1165648), (37, 1102640), (40, 1019942), (44, 927220), (55, 741776), (56, 728530), (70, 582824), (74, 551320), (77, 529840), (80, 509971), (88, 463610), (110, 370888), (112, 364265), (140, 291412), (148, 275660), (154, 264920), (176, 231805), (179, 227920), (185, 220528), (220, 185444), (259, 157520), (280, 145706), (296, 137830), (308, 132460), (358, 113960), (370, 110264), (385, 105968), (407, 100240), (440, 92722), (518, 78760), (560, 72853), (592, 68915), (616, 66230), (716, 56980), (740, 55132), (770, 52984), (814, 50120), (880, 46361), (895, 45584), (1036, 39380), (1232, 33115), (1253, 32560), (1295, 31504), (1432, 28490), (1480, 27566), (1540, 26492), (1628, 25060), (1790, 22792), (1969, 20720), (2035, 20048), (2072, 19690), (2506, 16280), (2590, 15752), (2849, 14320), (2864, 14245), (2960, 13783), (3080, 13246), (3256, 12530), (3580, 11396), (3938, 10360), (4070, 10024), (4144, 9845), (5012, 8140), (5180, 7876), (5698, 7160), (6160, 6623), (6265, 6512)]