12259240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{43783}}^1$

素因数の和:43801

約数の個数: 32

約数和(自身を含む): 31524480

約数和(自身を除く): 19265240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 43783, 87566, 175132, 218915, 306481, 350264, 437830, 612962, 875660, 1225924, 1532405, 1751320, 2451848, 3064810, 6129620, 12259240]

約数ペア:

[(1, 12259240), (2, 6129620), (4, 3064810), (5, 2451848), (7, 1751320), (8, 1532405), (10, 1225924), (14, 875660), (20, 612962), (28, 437830), (35, 350264), (40, 306481), (56, 218915), (70, 175132), (140, 87566), (280, 43783)]