28315540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{113}}^1$

素因数の和:217

約数の個数: 96

約数和(自身を含む): 70326144

約数和(自身を除く): 42010604

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 67, 68, 85, 110, 113, 134, 170, 187, 220, 226, 268, 335, 340, 374, 452, 565, 670, 737, 748, 935, 1130, 1139, 1243, 1340, 1474, 1870, 1921, 2260, 2278, 2486, 2948, 3685, 3740, 3842, 4556, 4972, 5695, 6215, 7370, 7571, 7684, 9605, 11390, 12430, 12529, 14740, 15142, 19210, 21131, 22780, 24860, 25058, 30284, 37855, 38420, 42262, 50116, 62645, 75710, 83281, 84524, 105655, 125290, 128707, 151420, 166562, 211310, 250580, 257414, 333124, 416405, 422620, 514828, 643535, 832810, 1287070, 1415777, 1665620, 2574140, 2831554, 5663108, 7078885, 14157770, 28315540]

約数ペア:

[(1, 28315540), (2, 14157770), (4, 7078885), (5, 5663108), (10, 2831554), (11, 2574140), (17, 1665620), (20, 1415777), (22, 1287070), (34, 832810), (44, 643535), (55, 514828), (67, 422620), (68, 416405), (85, 333124), (110, 257414), (113, 250580), (134, 211310), (170, 166562), (187, 151420), (220, 128707), (226, 125290), (268, 105655), (335, 84524), (340, 83281), (374, 75710), (452, 62645), (565, 50116), (670, 42262), (737, 38420), (748, 37855), (935, 30284), (1130, 25058), (1139, 24860), (1243, 22780), (1340, 21131), (1474, 19210), (1870, 15142), (1921, 14740), (2260, 12529), (2278, 12430), (2486, 11390), (2948, 9605), (3685, 7684), (3740, 7571), (3842, 7370), (4556, 6215), (4972, 5695)]