16010020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{443}}^1$

素因数の和:604

約数の個数: 48

約数和(自身を含む): 36550080

約数和(自身を除く): 20540060

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 139, 260, 278, 443, 556, 695, 886, 1390, 1772, 1807, 2215, 2780, 3614, 4430, 5759, 7228, 8860, 9035, 11518, 18070, 23036, 28795, 36140, 57590, 61577, 115180, 123154, 246308, 307885, 615770, 800501, 1231540, 1601002, 3202004, 4002505, 8005010, 16010020]

約数ペア:

[(1, 16010020), (2, 8005010), (4, 4002505), (5, 3202004), (10, 1601002), (13, 1231540), (20, 800501), (26, 615770), (52, 307885), (65, 246308), (130, 123154), (139, 115180), (260, 61577), (278, 57590), (443, 36140), (556, 28795), (695, 23036), (886, 18070), (1390, 11518), (1772, 9035), (1807, 8860), (2215, 7228), (2780, 5759), (3614, 4430)]