788578480

素因数分解:

$2^4\times 5^1\times {\mathrm{887}}^1\times {\mathrm{11113}}^1$

素因数の和:12013

約数の個数: 40

約数和(自身を含む): 1835677152

約数和(自身を除く): 1047098672

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 887, 1774, 3548, 4435, 7096, 8870, 11113, 14192, 17740, 22226, 35480, 44452, 55565, 70960, 88904, 111130, 177808, 222260, 444520, 889040, 9857231, 19714462, 39428924, 49286155, 78857848, 98572310, 157715696, 197144620, 394289240, 788578480]

約数ペア:

[(1, 788578480), (2, 394289240), (4, 197144620), (5, 157715696), (8, 98572310), (10, 78857848), (16, 49286155), (20, 39428924), (40, 19714462), (80, 9857231), (887, 889040), (1774, 444520), (3548, 222260), (4435, 177808), (7096, 111130), (8870, 88904), (11113, 70960), (14192, 55565), (17740, 44452), (22226, 35480)]