143229640

素因数分解:

$2^3\times 5^1\times {\mathrm{571}}^1\times {\mathrm{6271}}^1$

素因数の和:6853

約数の個数: 32

約数和(自身を含む): 322882560

約数和(自身を除く): 179652920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 571, 1142, 2284, 2855, 4568, 5710, 6271, 11420, 12542, 22840, 25084, 31355, 50168, 62710, 125420, 250840, 3580741, 7161482, 14322964, 17903705, 28645928, 35807410, 71614820, 143229640]

約数ペア:

[(1, 143229640), (2, 71614820), (4, 35807410), (5, 28645928), (8, 17903705), (10, 14322964), (20, 7161482), (40, 3580741), (571, 250840), (1142, 125420), (2284, 62710), (2855, 50168), (4568, 31355), (5710, 25084), (6271, 22840), (11420, 12542)]