8904740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1181}}^1$

素因数の和:1232

約数の個数: 48

約数和(自身を含む): 20850480

約数和(自身を除く): 11945740

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 52, 58, 65, 116, 130, 145, 260, 290, 377, 580, 754, 1181, 1508, 1885, 2362, 3770, 4724, 5905, 7540, 11810, 15353, 23620, 30706, 34249, 61412, 68498, 76765, 136996, 153530, 171245, 307060, 342490, 445237, 684980, 890474, 1780948, 2226185, 4452370, 8904740]

約数ペア:

[(1, 8904740), (2, 4452370), (4, 2226185), (5, 1780948), (10, 890474), (13, 684980), (20, 445237), (26, 342490), (29, 307060), (52, 171245), (58, 153530), (65, 136996), (116, 76765), (130, 68498), (145, 61412), (260, 34249), (290, 30706), (377, 23620), (580, 15353), (754, 11810), (1181, 7540), (1508, 5905), (1885, 4724), (2362, 3770)]