2458640

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{421}}^1$

素因数の和:507

約数の個数: 40

約数和(自身を含む): 5808408

約数和(自身を除く): 3349768

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 292, 365, 421, 584, 730, 842, 1168, 1460, 1684, 2105, 2920, 3368, 4210, 5840, 6736, 8420, 16840, 30733, 33680, 61466, 122932, 153665, 245864, 307330, 491728, 614660, 1229320, 2458640]

約数ペア:

[(1, 2458640), (2, 1229320), (4, 614660), (5, 491728), (8, 307330), (10, 245864), (16, 153665), (20, 122932), (40, 61466), (73, 33680), (80, 30733), (146, 16840), (292, 8420), (365, 6736), (421, 5840), (584, 4210), (730, 3368), (842, 2920), (1168, 2105), (1460, 1684)]