549071720

素因数分解:

$2^3\times 5^1\times {\mathrm{541}}^1\times {\mathrm{25373}}^1$

素因数の和:25925

約数の個数: 32

約数和(自身を含む): 1237743720

約数和(自身を除く): 688672000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 541, 1082, 2164, 2705, 4328, 5410, 10820, 21640, 25373, 50746, 101492, 126865, 202984, 253730, 507460, 1014920, 13726793, 27453586, 54907172, 68633965, 109814344, 137267930, 274535860, 549071720]

約数ペア:

[(1, 549071720), (2, 274535860), (4, 137267930), (5, 109814344), (8, 68633965), (10, 54907172), (20, 27453586), (40, 13726793), (541, 1014920), (1082, 507460), (2164, 253730), (2705, 202984), (4328, 126865), (5410, 101492), (10820, 50746), (21640, 25373)]