890242564

素因数分解:

$2^2\times {\mathrm{631}}^1\times {\mathrm{352711}}^1$

素因数の和:353346

約数の個数: 12

約数和(自身を含む): 1560397888

約数和(自身を除く): 670155324

約数列:

[1, 2, 4, 631, 1262, 2524, 352711, 705422, 1410844, 222560641, 445121282, 890242564]

約数ペア:

[(1, 890242564), (2, 445121282), (4, 222560641), (631, 1410844), (1262, 705422), (2524, 352711)]