27720354320

素因数分解:

$2^4\times 5^1\times {\mathrm{2281}}^1\times {\mathrm{151909}}^1$

素因数の和:154203

約数の個数: 40

約数和(自身を含む): 64478503320

約数和(自身を除く): 36758149000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2281, 4562, 9124, 11405, 18248, 22810, 36496, 45620, 91240, 151909, 182480, 303818, 607636, 759545, 1215272, 1519090, 2430544, 3038180, 6076360, 12152720, 346504429, 693008858, 1386017716, 1732522145, 2772035432, 3465044290, 5544070864, 6930088580, 13860177160, 27720354320]

約数ペア:

[(1, 27720354320), (2, 13860177160), (4, 6930088580), (5, 5544070864), (8, 3465044290), (10, 2772035432), (16, 1732522145), (20, 1386017716), (40, 693008858), (80, 346504429), (2281, 12152720), (4562, 6076360), (9124, 3038180), (11405, 2430544), (18248, 1519090), (22810, 1215272), (36496, 759545), (45620, 607636), (91240, 303818), (151909, 182480)]