4375240

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1229}}^1$

素因数の和:1329

約数の個数: 32

約数和(自身を含む): 9963000

約数和(自身を除く): 5587760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1229, 1780, 2458, 3560, 4916, 6145, 9832, 12290, 24580, 49160, 109381, 218762, 437524, 546905, 875048, 1093810, 2187620, 4375240]

約数ペア:

[(1, 4375240), (2, 2187620), (4, 1093810), (5, 875048), (8, 546905), (10, 437524), (20, 218762), (40, 109381), (89, 49160), (178, 24580), (356, 12290), (445, 9832), (712, 6145), (890, 4916), (1229, 3560), (1780, 2458)]