30990452

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{249923}}^1$

素因数の和:249958

約数の個数: 12

約数和(自身を含む): 55982976

約数和(自身を除く): 24992524

約数列:

[1, 2, 4, 31, 62, 124, 249923, 499846, 999692, 7747613, 15495226, 30990452]

約数ペア:

[(1, 30990452), (2, 15495226), (4, 7747613), (31, 999692), (62, 499846), (124, 249923)]