206870320

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{35423}}^1$

素因数の和:35509

約数の個数: 40

約数和(自身を含む): 487575936

約数和(自身を除く): 280705616

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 292, 365, 584, 730, 1168, 1460, 2920, 5840, 35423, 70846, 141692, 177115, 283384, 354230, 566768, 708460, 1416920, 2585879, 2833840, 5171758, 10343516, 12929395, 20687032, 25858790, 41374064, 51717580, 103435160, 206870320]

約数ペア:

[(1, 206870320), (2, 103435160), (4, 51717580), (5, 41374064), (8, 25858790), (10, 20687032), (16, 12929395), (20, 10343516), (40, 5171758), (73, 2833840), (80, 2585879), (146, 1416920), (292, 708460), (365, 566768), (584, 354230), (730, 283384), (1168, 177115), (1460, 141692), (2920, 70846), (5840, 35423)]