68590940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{2243}}^1$

素因数の和:2402

約数の個数: 48

約数和(自身を含む): 158336640

約数和(自身を除く): 89745700

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 139, 220, 278, 556, 695, 1390, 1529, 2243, 2780, 3058, 4486, 6116, 7645, 8972, 11215, 15290, 22430, 24673, 30580, 44860, 49346, 98692, 123365, 246730, 311777, 493460, 623554, 1247108, 1558885, 3117770, 3429547, 6235540, 6859094, 13718188, 17147735, 34295470, 68590940]

約数ペア:

[(1, 68590940), (2, 34295470), (4, 17147735), (5, 13718188), (10, 6859094), (11, 6235540), (20, 3429547), (22, 3117770), (44, 1558885), (55, 1247108), (110, 623554), (139, 493460), (220, 311777), (278, 246730), (556, 123365), (695, 98692), (1390, 49346), (1529, 44860), (2243, 30580), (2780, 24673), (3058, 22430), (4486, 15290), (6116, 11215), (7645, 8972)]