2240440

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{709}}^1$

素因数の和:799

約数の個数: 32

約数和(自身を含む): 5112000

約数和(自身を除く): 2871560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 709, 790, 1418, 1580, 2836, 3160, 3545, 5672, 7090, 14180, 28360, 56011, 112022, 224044, 280055, 448088, 560110, 1120220, 2240440]

約数ペア:

[(1, 2240440), (2, 1120220), (4, 560110), (5, 448088), (8, 280055), (10, 224044), (20, 112022), (40, 56011), (79, 28360), (158, 14180), (316, 7090), (395, 5672), (632, 3545), (709, 3160), (790, 2836), (1418, 1580)]