919307920

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{310577}}^1$

素因数の和:310627

約数の個数: 40

約数和(自身を含む): 2195165304

約数和(自身を除く): 1275857384

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 740, 1480, 2960, 310577, 621154, 1242308, 1552885, 2484616, 3105770, 4969232, 6211540, 11491349, 12423080, 22982698, 24846160, 45965396, 57456745, 91930792, 114913490, 183861584, 229826980, 459653960, 919307920]

約数ペア:

[(1, 919307920), (2, 459653960), (4, 229826980), (5, 183861584), (8, 114913490), (10, 91930792), (16, 57456745), (20, 45965396), (37, 24846160), (40, 22982698), (74, 12423080), (80, 11491349), (148, 6211540), (185, 4969232), (296, 3105770), (370, 2484616), (592, 1552885), (740, 1242308), (1480, 621154), (2960, 310577)]