22172890

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1\times {\mathrm{223}}^1$

素因数の和:454

約数の個数: 32

約数和(自身を含む): 40997376

約数和(自身を除く): 18824486

約数列:

[1, 2, 5, 10, 61, 122, 163, 223, 305, 326, 446, 610, 815, 1115, 1630, 2230, 9943, 13603, 19886, 27206, 36349, 49715, 68015, 72698, 99430, 136030, 181745, 363490, 2217289, 4434578, 11086445, 22172890]

約数ペア:

[(1, 22172890), (2, 11086445), (5, 4434578), (10, 2217289), (61, 363490), (122, 181745), (163, 136030), (223, 99430), (305, 72698), (326, 68015), (446, 49715), (610, 36349), (815, 27206), (1115, 19886), (1630, 13603), (2230, 9943)]