19754040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{164617}}^1$

素因数の和:164631

約数の個数: 32

約数和(自身を含む): 59262480

約数和(自身を除く): 39508440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 164617, 329234, 493851, 658468, 823085, 987702, 1316936, 1646170, 1975404, 2469255, 3292340, 3950808, 4938510, 6584680, 9877020, 19754040]

約数ペア:

[(1, 19754040), (2, 9877020), (3, 6584680), (4, 4938510), (5, 3950808), (6, 3292340), (8, 2469255), (10, 1975404), (12, 1646170), (15, 1316936), (20, 987702), (24, 823085), (30, 658468), (40, 493851), (60, 329234), (120, 164617)]