28820910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{857}}^1$

素因数の和:945

約数の個数: 64

約数和(自身を含む): 74131200

約数和(自身を除く): 45310290

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 59, 95, 114, 118, 177, 190, 285, 295, 354, 570, 590, 857, 885, 1121, 1714, 1770, 2242, 2571, 3363, 4285, 5142, 5605, 6726, 8570, 11210, 12855, 16283, 16815, 25710, 32566, 33630, 48849, 50563, 81415, 97698, 101126, 151689, 162830, 244245, 252815, 303378, 488490, 505630, 758445, 960697, 1516890, 1921394, 2882091, 4803485, 5764182, 9606970, 14410455, 28820910]

約数ペア:

[(1, 28820910), (2, 14410455), (3, 9606970), (5, 5764182), (6, 4803485), (10, 2882091), (15, 1921394), (19, 1516890), (30, 960697), (38, 758445), (57, 505630), (59, 488490), (95, 303378), (114, 252815), (118, 244245), (177, 162830), (190, 151689), (285, 101126), (295, 97698), (354, 81415), (570, 50563), (590, 48849), (857, 33630), (885, 32566), (1121, 25710), (1714, 16815), (1770, 16283), (2242, 12855), (2571, 11210), (3363, 8570), (4285, 6726), (5142, 5605)]