5170220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{331}}^1$

素因数の和:422

約数の個数: 48

約数和(自身を含む): 12047616

約数和(自身を除く): 6877396

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 71, 110, 142, 220, 284, 331, 355, 662, 710, 781, 1324, 1420, 1562, 1655, 3124, 3310, 3641, 3905, 6620, 7282, 7810, 14564, 15620, 18205, 23501, 36410, 47002, 72820, 94004, 117505, 235010, 258511, 470020, 517022, 1034044, 1292555, 2585110, 5170220]

約数ペア:

[(1, 5170220), (2, 2585110), (4, 1292555), (5, 1034044), (10, 517022), (11, 470020), (20, 258511), (22, 235010), (44, 117505), (55, 94004), (71, 72820), (110, 47002), (142, 36410), (220, 23501), (284, 18205), (331, 15620), (355, 14564), (662, 7810), (710, 7282), (781, 6620), (1324, 3905), (1420, 3641), (1562, 3310), (1655, 3124)]