28486510

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{607}}^1$

素因数の和:665

約数の個数: 48

約数和(自身を含む): 58375296

約数和(自身を除く): 29888786

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 361, 494, 607, 722, 1214, 1235, 1805, 2470, 3035, 3610, 4693, 6070, 7891, 9386, 11533, 15782, 23066, 23465, 39455, 46930, 57665, 78910, 115330, 149929, 219127, 299858, 438254, 749645, 1095635, 1499290, 2191270, 2848651, 5697302, 14243255, 28486510]

約数ペア:

[(1, 28486510), (2, 14243255), (5, 5697302), (10, 2848651), (13, 2191270), (19, 1499290), (26, 1095635), (38, 749645), (65, 438254), (95, 299858), (130, 219127), (190, 149929), (247, 115330), (361, 78910), (494, 57665), (607, 46930), (722, 39455), (1214, 23465), (1235, 23066), (1805, 15782), (2470, 11533), (3035, 9386), (3610, 7891), (4693, 6070)]