5192980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19973}}^1$

素因数の和:19995

約数の個数: 24

約数和(自身を含む): 11744712

約数和(自身を除く): 6551732

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 19973, 39946, 79892, 99865, 199730, 259649, 399460, 519298, 1038596, 1298245, 2596490, 5192980]

約数ペア:

[(1, 5192980), (2, 2596490), (4, 1298245), (5, 1038596), (10, 519298), (13, 399460), (20, 259649), (26, 199730), (52, 99865), (65, 79892), (130, 39946), (260, 19973)]