4368508820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{212683}}^1$

素因数の和:212784

約数の個数: 48

約数和(自身を含む): 10004655360

約数和(自身を除く): 5636146540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 79, 130, 158, 260, 316, 395, 790, 1027, 1580, 2054, 4108, 5135, 10270, 20540, 212683, 425366, 850732, 1063415, 2126830, 2764879, 4253660, 5529758, 11059516, 13824395, 16801957, 27648790, 33603914, 55297580, 67207828, 84009785, 168019570, 218425441, 336039140, 436850882, 873701764, 1092127205, 2184254410, 4368508820]

約数ペア:

[(1, 4368508820), (2, 2184254410), (4, 1092127205), (5, 873701764), (10, 436850882), (13, 336039140), (20, 218425441), (26, 168019570), (52, 84009785), (65, 67207828), (79, 55297580), (130, 33603914), (158, 27648790), (260, 16801957), (316, 13824395), (395, 11059516), (790, 5529758), (1027, 4253660), (1580, 2764879), (2054, 2126830), (4108, 1063415), (5135, 850732), (10270, 425366), (20540, 212683)]