8750480

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1229}}^1$

素因数の和:1331

約数の個数: 40

約数和(自身を含む): 20590200

約数和(自身を除く): 11839720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 356, 445, 712, 890, 1229, 1424, 1780, 2458, 3560, 4916, 6145, 7120, 9832, 12290, 19664, 24580, 49160, 98320, 109381, 218762, 437524, 546905, 875048, 1093810, 1750096, 2187620, 4375240, 8750480]

約数ペア:

[(1, 8750480), (2, 4375240), (4, 2187620), (5, 1750096), (8, 1093810), (10, 875048), (16, 546905), (20, 437524), (40, 218762), (80, 109381), (89, 98320), (178, 49160), (356, 24580), (445, 19664), (712, 12290), (890, 9832), (1229, 7120), (1424, 6145), (1780, 4916), (2458, 3560)]