521123240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{9041}}^1$

素因数の和:9194

約数の個数: 64

約数和(自身を含む): 1289027520

約数和(自身を除く): 767904280

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 131, 220, 262, 440, 524, 655, 1048, 1310, 1441, 2620, 2882, 5240, 5764, 7205, 9041, 11528, 14410, 18082, 28820, 36164, 45205, 57640, 72328, 90410, 99451, 180820, 198902, 361640, 397804, 497255, 795608, 994510, 1184371, 1989020, 2368742, 3978040, 4737484, 5921855, 9474968, 11843710, 13028081, 23687420, 26056162, 47374840, 52112324, 65140405, 104224648, 130280810, 260561620, 521123240]

約数ペア:

[(1, 521123240), (2, 260561620), (4, 130280810), (5, 104224648), (8, 65140405), (10, 52112324), (11, 47374840), (20, 26056162), (22, 23687420), (40, 13028081), (44, 11843710), (55, 9474968), (88, 5921855), (110, 4737484), (131, 3978040), (220, 2368742), (262, 1989020), (440, 1184371), (524, 994510), (655, 795608), (1048, 497255), (1310, 397804), (1441, 361640), (2620, 198902), (2882, 180820), (5240, 99451), (5764, 90410), (7205, 72328), (9041, 57640), (11528, 45205), (14410, 36164), (18082, 28820)]