1520336870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{615521}}^1$

素因数の和:615560

約数の個数: 32

約数和(自身を含む): 3102230880

約数和(自身を除く): 1581894010

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 615521, 1231042, 3077605, 6155210, 8001773, 11694899, 16003546, 23389798, 40008865, 58474495, 80017730, 116948990, 152033687, 304067374, 760168435, 1520336870]

約数ペア:

[(1, 1520336870), (2, 760168435), (5, 304067374), (10, 152033687), (13, 116948990), (19, 80017730), (26, 58474495), (38, 40008865), (65, 23389798), (95, 16003546), (130, 11694899), (190, 8001773), (247, 6155210), (494, 3077605), (1235, 1231042), (2470, 615521)]