53874020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{193}}^1\times {\mathrm{821}}^1$

素因数の和:1040

約数の個数: 48

約数和(自身を含む): 120557808

約数和(自身を除く): 66683788

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 193, 340, 386, 772, 821, 965, 1642, 1930, 3281, 3284, 3860, 4105, 6562, 8210, 13124, 13957, 16405, 16420, 27914, 32810, 55828, 65620, 69785, 139570, 158453, 279140, 316906, 633812, 792265, 1584530, 2693701, 3169060, 5387402, 10774804, 13468505, 26937010, 53874020]

約数ペア:

[(1, 53874020), (2, 26937010), (4, 13468505), (5, 10774804), (10, 5387402), (17, 3169060), (20, 2693701), (34, 1584530), (68, 792265), (85, 633812), (170, 316906), (193, 279140), (340, 158453), (386, 139570), (772, 69785), (821, 65620), (965, 55828), (1642, 32810), (1930, 27914), (3281, 16420), (3284, 16405), (3860, 13957), (4105, 13124), (6562, 8210)]