291207220

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{199457}}^1$

素因数の和:199539

約数の個数: 24

約数和(自身を含む): 619915464

約数和(自身を除く): 328708244

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 199457, 398914, 797828, 997285, 1994570, 3989140, 14560361, 29120722, 58241444, 72801805, 145603610, 291207220]

約数ペア:

[(1, 291207220), (2, 145603610), (4, 72801805), (5, 58241444), (10, 29120722), (20, 14560361), (73, 3989140), (146, 1994570), (292, 997285), (365, 797828), (730, 398914), (1460, 199457)]