1215660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{20261}}^1$

素因数の和:20273

約数の個数: 24

約数和(自身を含む): 3404016

約数和(自身を除く): 2188356

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 20261, 40522, 60783, 81044, 101305, 121566, 202610, 243132, 303915, 405220, 607830, 1215660]

約数ペア:

[(1, 1215660), (2, 607830), (3, 405220), (4, 303915), (5, 243132), (6, 202610), (10, 121566), (12, 101305), (15, 81044), (20, 60783), (30, 40522), (60, 20261)]