39894140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1$

素因数の和:112

約数の個数: 144

約数和(自身を含む): 105144480

約数和(自身を除く): 65250340

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 29, 37, 44, 52, 55, 58, 65, 74, 110, 116, 130, 143, 145, 148, 169, 185, 220, 260, 286, 290, 319, 338, 370, 377, 407, 481, 572, 580, 638, 676, 715, 740, 754, 814, 845, 962, 1073, 1276, 1430, 1508, 1595, 1628, 1690, 1859, 1885, 1924, 2035, 2146, 2405, 2860, 3190, 3380, 3718, 3770, 4070, 4147, 4292, 4810, 4901, 5291, 5365, 6253, 6380, 7436, 7540, 8140, 8294, 9295, 9620, 9802, 10582, 10730, 11803, 12506, 13949, 16588, 18590, 19604, 20735, 21164, 21460, 23606, 24505, 25012, 26455, 27898, 31265, 37180, 41470, 47212, 49010, 52910, 53911, 55796, 59015, 62530, 68783, 69745, 82940, 98020, 105820, 107822, 118030, 125060, 137566, 139490, 153439, 181337, 215644, 236060, 269555, 275132, 278980, 306878, 343915, 362674, 539110, 613756, 687830, 725348, 767195, 906685, 1078220, 1375660, 1534390, 1813370, 1994707, 3068780, 3626740, 3989414, 7978828, 9973535, 19947070, 39894140]

約数ペア:

[(1, 39894140), (2, 19947070), (4, 9973535), (5, 7978828), (10, 3989414), (11, 3626740), (13, 3068780), (20, 1994707), (22, 1813370), (26, 1534390), (29, 1375660), (37, 1078220), (44, 906685), (52, 767195), (55, 725348), (58, 687830), (65, 613756), (74, 539110), (110, 362674), (116, 343915), (130, 306878), (143, 278980), (145, 275132), (148, 269555), (169, 236060), (185, 215644), (220, 181337), (260, 153439), (286, 139490), (290, 137566), (319, 125060), (338, 118030), (370, 107822), (377, 105820), (407, 98020), (481, 82940), (572, 69745), (580, 68783), (638, 62530), (676, 59015), (715, 55796), (740, 53911), (754, 52910), (814, 49010), (845, 47212), (962, 41470), (1073, 37180), (1276, 31265), (1430, 27898), (1508, 26455), (1595, 25012), (1628, 24505), (1690, 23606), (1859, 21460), (1885, 21164), (1924, 20735), (2035, 19604), (2146, 18590), (2405, 16588), (2860, 13949), (3190, 12506), (3380, 11803), (3718, 10730), (3770, 10582), (4070, 9802), (4147, 9620), (4292, 9295), (4810, 8294), (4901, 8140), (5291, 7540), (5365, 7436), (6253, 6380)]