144802640

素因数分解:

$2^4\times 5^1\times {\mathrm{1810033}}^1$

素因数の和:1810046

約数の個数: 20

約数和(自身を含む): 336666324

約数和(自身を除く): 191863684

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1810033, 3620066, 7240132, 9050165, 14480264, 18100330, 28960528, 36200660, 72401320, 144802640]

約数ペア:

[(1, 144802640), (2, 72401320), (4, 36200660), (5, 28960528), (8, 18100330), (10, 14480264), (16, 9050165), (20, 7240132), (40, 3620066), (80, 1810033)]