873446960

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{253909}}^1$

素因数の和:253965

約数の個数: 40

約数和(自身を含む): 2077999440

約数和(自身を除く): 1204552480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 253909, 507818, 1015636, 1269545, 2031272, 2539090, 4062544, 5078180, 10156360, 10918087, 20312720, 21836174, 43672348, 54590435, 87344696, 109180870, 174689392, 218361740, 436723480, 873446960]

約数ペア:

[(1, 873446960), (2, 436723480), (4, 218361740), (5, 174689392), (8, 109180870), (10, 87344696), (16, 54590435), (20, 43672348), (40, 21836174), (43, 20312720), (80, 10918087), (86, 10156360), (172, 5078180), (215, 4062544), (344, 2539090), (430, 2031272), (688, 1269545), (860, 1015636), (1720, 507818), (3440, 253909)]