223868980

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{12451}}^1$

素因数の和:12520

約数の個数: 48

約数和(自身を含む): 502064640

約数和(自身を除く): 278195660

約数列:

[1, 2, 4, 5, 10, 20, 29, 31, 58, 62, 116, 124, 145, 155, 290, 310, 580, 620, 899, 1798, 3596, 4495, 8990, 12451, 17980, 24902, 49804, 62255, 124510, 249020, 361079, 385981, 722158, 771962, 1444316, 1543924, 1805395, 1929905, 3610790, 3859810, 7221580, 7719620, 11193449, 22386898, 44773796, 55967245, 111934490, 223868980]

約数ペア:

[(1, 223868980), (2, 111934490), (4, 55967245), (5, 44773796), (10, 22386898), (20, 11193449), (29, 7719620), (31, 7221580), (58, 3859810), (62, 3610790), (116, 1929905), (124, 1805395), (145, 1543924), (155, 1444316), (290, 771962), (310, 722158), (580, 385981), (620, 361079), (899, 249020), (1798, 124510), (3596, 62255), (4495, 49804), (8990, 24902), (12451, 17980)]