3278320

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{953}}^1$

素因数の和:1009

約数の個数: 40

約数和(自身を含む): 7807536

約数和(自身を除く): 4529216

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 953, 1720, 1906, 3440, 3812, 4765, 7624, 9530, 15248, 19060, 38120, 40979, 76240, 81958, 163916, 204895, 327832, 409790, 655664, 819580, 1639160, 3278320]

約数ペア:

[(1, 3278320), (2, 1639160), (4, 819580), (5, 655664), (8, 409790), (10, 327832), (16, 204895), (20, 163916), (40, 81958), (43, 76240), (80, 40979), (86, 38120), (172, 19060), (215, 15248), (344, 9530), (430, 7624), (688, 4765), (860, 3812), (953, 3440), (1720, 1906)]