5338820

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:228

約数の個数: 48

約数和(自身を含む): 11827200

約数和(自身を除く): 6488380

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 79, 109, 124, 155, 158, 218, 310, 316, 395, 436, 545, 620, 790, 1090, 1580, 2180, 2449, 3379, 4898, 6758, 8611, 9796, 12245, 13516, 16895, 17222, 24490, 33790, 34444, 43055, 48980, 67580, 86110, 172220, 266941, 533882, 1067764, 1334705, 2669410, 5338820]

約数ペア:

[(1, 5338820), (2, 2669410), (4, 1334705), (5, 1067764), (10, 533882), (20, 266941), (31, 172220), (62, 86110), (79, 67580), (109, 48980), (124, 43055), (155, 34444), (158, 33790), (218, 24490), (310, 17222), (316, 16895), (395, 13516), (436, 12245), (545, 9796), (620, 8611), (790, 6758), (1090, 4898), (1580, 3379), (2180, 2449)]