55496140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{13669}}^1$

素因数の和:13714

約数の個数: 48

約数和(自身を含む): 137793600

約数和(自身を除く): 82297460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 4060, 13669, 27338, 54676, 68345, 95683, 136690, 191366, 273380, 382732, 396401, 478415, 792802, 956830, 1585604, 1913660, 1982005, 2774807, 3964010, 5549614, 7928020, 11099228, 13874035, 27748070, 55496140]

約数ペア:

[(1, 55496140), (2, 27748070), (4, 13874035), (5, 11099228), (7, 7928020), (10, 5549614), (14, 3964010), (20, 2774807), (28, 1982005), (29, 1913660), (35, 1585604), (58, 956830), (70, 792802), (116, 478415), (140, 396401), (145, 382732), (203, 273380), (290, 191366), (406, 136690), (580, 95683), (812, 68345), (1015, 54676), (2030, 27338), (4060, 13669)]