908408080

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{159931}}^1$

素因数の和:160015

約数の個数: 40

約数和(自身を含む): 2141809344

約数和(自身を除く): 1233401264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 5680, 159931, 319862, 639724, 799655, 1279448, 1599310, 2558896, 3198620, 6397240, 11355101, 12794480, 22710202, 45420404, 56775505, 90840808, 113551010, 181681616, 227102020, 454204040, 908408080]

約数ペア:

[(1, 908408080), (2, 454204040), (4, 227102020), (5, 181681616), (8, 113551010), (10, 90840808), (16, 56775505), (20, 45420404), (40, 22710202), (71, 12794480), (80, 11355101), (142, 6397240), (284, 3198620), (355, 2558896), (568, 1599310), (710, 1279448), (1136, 799655), (1420, 639724), (2840, 319862), (5680, 159931)]