19590020

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{1151}}^1$

素因数の和:1220

約数の個数: 48

約数和(自身を含む): 44126208

約数和(自身を除く): 24536188

約数列:

[1, 2, 4, 5, 10, 20, 23, 37, 46, 74, 92, 115, 148, 185, 230, 370, 460, 740, 851, 1151, 1702, 2302, 3404, 4255, 4604, 5755, 8510, 11510, 17020, 23020, 26473, 42587, 52946, 85174, 105892, 132365, 170348, 212935, 264730, 425870, 529460, 851740, 979501, 1959002, 3918004, 4897505, 9795010, 19590020]

約数ペア:

[(1, 19590020), (2, 9795010), (4, 4897505), (5, 3918004), (10, 1959002), (20, 979501), (23, 851740), (37, 529460), (46, 425870), (74, 264730), (92, 212935), (115, 170348), (148, 132365), (185, 105892), (230, 85174), (370, 52946), (460, 42587), (740, 26473), (851, 23020), (1151, 17020), (1702, 11510), (2302, 8510), (3404, 5755), (4255, 4604)]