356980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1373}}^1$

素因数の和:1395

約数の個数: 24

約数和(自身を含む): 807912

約数和(自身を除く): 450932

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1373, 2746, 5492, 6865, 13730, 17849, 27460, 35698, 71396, 89245, 178490, 356980]

約数ペア:

[(1, 356980), (2, 178490), (4, 89245), (5, 71396), (10, 35698), (13, 27460), (20, 17849), (26, 13730), (52, 6865), (65, 5492), (130, 2746), (260, 1373)]