20142460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{77471}}^1$

素因数の和:77493

約数の個数: 24

約数和(自身を含む): 45553536

約数和(自身を除く): 25411076

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 77471, 154942, 309884, 387355, 774710, 1007123, 1549420, 2014246, 4028492, 5035615, 10071230, 20142460]

約数ペア:

[(1, 20142460), (2, 10071230), (4, 5035615), (5, 4028492), (10, 2014246), (13, 1549420), (20, 1007123), (26, 774710), (52, 387355), (65, 309884), (130, 154942), (260, 77471)]