2978045240

素因数分解:

$2^3\times 5^1\times {\mathrm{74451131}}^1$

素因数の和:74451142

約数の個数: 16

約数和(自身を含む): 6700601880

約数和(自身を除く): 3722556640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 74451131, 148902262, 297804524, 372255655, 595609048, 744511310, 1489022620, 2978045240]

約数ペア:

[(1, 2978045240), (2, 1489022620), (4, 744511310), (5, 595609048), (8, 372255655), (10, 297804524), (20, 148902262), (40, 74451131)]