10505990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{641}}^1$

素因数の和:808

約数の個数: 32

約数和(自身を含む): 20800800

約数和(自身を除く): 10294810

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 149, 298, 641, 745, 1282, 1490, 1639, 3205, 3278, 6410, 7051, 8195, 14102, 16390, 35255, 70510, 95509, 191018, 477545, 955090, 1050599, 2101198, 5252995, 10505990]

約数ペア:

[(1, 10505990), (2, 5252995), (5, 2101198), (10, 1050599), (11, 955090), (22, 477545), (55, 191018), (110, 95509), (149, 70510), (298, 35255), (641, 16390), (745, 14102), (1282, 8195), (1490, 7051), (1639, 6410), (3205, 3278)]