28630760

素因数分解:

$2^3\times 5^1\times {\mathrm{503}}^1\times {\mathrm{1423}}^1$

素因数の和:1937

約数の個数: 32

約数和(自身を含む): 64592640

約数和(自身を除く): 35961880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 503, 1006, 1423, 2012, 2515, 2846, 4024, 5030, 5692, 7115, 10060, 11384, 14230, 20120, 28460, 56920, 715769, 1431538, 2863076, 3578845, 5726152, 7157690, 14315380, 28630760]

約数ペア:

[(1, 28630760), (2, 14315380), (4, 7157690), (5, 5726152), (8, 3578845), (10, 2863076), (20, 1431538), (40, 715769), (503, 56920), (1006, 28460), (1423, 20120), (2012, 14230), (2515, 11384), (2846, 10060), (4024, 7115), (5030, 5692)]