794889680

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{764317}}^1$

素因数の和:764343

約数の個数: 40

約数和(自身を含む): 1990284072

約数和(自身を除く): 1195394392

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 764317, 1528634, 3057268, 3821585, 6114536, 7643170, 9936121, 12229072, 15286340, 19872242, 30572680, 39744484, 49680605, 61145360, 79488968, 99361210, 158977936, 198722420, 397444840, 794889680]

約数ペア:

[(1, 794889680), (2, 397444840), (4, 198722420), (5, 158977936), (8, 99361210), (10, 79488968), (13, 61145360), (16, 49680605), (20, 39744484), (26, 30572680), (40, 19872242), (52, 15286340), (65, 12229072), (80, 9936121), (104, 7643170), (130, 6114536), (208, 3821585), (260, 3057268), (520, 1528634), (1040, 764317)]