20123992860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{10819351}}^1$

素因数の和:10819394

約数の個数: 48

約数和(自身を含む): 58164836352

約数和(自身を除く): 38040843492

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 10819351, 21638702, 32458053, 43277404, 54096755, 64916106, 108193510, 129832212, 162290265, 216387020, 324580530, 335399881, 649161060, 670799762, 1006199643, 1341599524, 1676999405, 2012399286, 3353998810, 4024798572, 5030998215, 6707997620, 10061996430, 20123992860]

約数ペア:

[(1, 20123992860), (2, 10061996430), (3, 6707997620), (4, 5030998215), (5, 4024798572), (6, 3353998810), (10, 2012399286), (12, 1676999405), (15, 1341599524), (20, 1006199643), (30, 670799762), (31, 649161060), (60, 335399881), (62, 324580530), (93, 216387020), (124, 162290265), (155, 129832212), (186, 108193510), (310, 64916106), (372, 54096755), (465, 43277404), (620, 32458053), (930, 21638702), (1860, 10819351)]