8901430

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{163}}^1$

素因数の和:340

約数の個数: 32

約数和(自身を含む): 16625664

約数和(自身を除く): 7724234

約数列:

[1, 2, 5, 10, 43, 86, 127, 163, 215, 254, 326, 430, 635, 815, 1270, 1630, 5461, 7009, 10922, 14018, 20701, 27305, 35045, 41402, 54610, 70090, 103505, 207010, 890143, 1780286, 4450715, 8901430]

約数ペア:

[(1, 8901430), (2, 4450715), (5, 1780286), (10, 890143), (43, 207010), (86, 103505), (127, 70090), (163, 54610), (215, 41402), (254, 35045), (326, 27305), (430, 20701), (635, 14018), (815, 10922), (1270, 7009), (1630, 5461)]