27913640

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{22511}}^1$

素因数の和:22553

約数の個数: 32

約数和(自身を含む): 64834560

約数和(自身を除く): 36920920

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 22511, 45022, 90044, 112555, 180088, 225110, 450220, 697841, 900440, 1395682, 2791364, 3489205, 5582728, 6978410, 13956820, 27913640]

約数ペア:

[(1, 27913640), (2, 13956820), (4, 6978410), (5, 5582728), (8, 3489205), (10, 2791364), (20, 1395682), (31, 900440), (40, 697841), (62, 450220), (124, 225110), (155, 180088), (248, 112555), (310, 90044), (620, 45022), (1240, 22511)]