1812460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6971}}^1$

素因数の和:6993

約数の個数: 24

約数和(自身を含む): 4099536

約数和(自身を除く): 2287076

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 6971, 13942, 27884, 34855, 69710, 90623, 139420, 181246, 362492, 453115, 906230, 1812460]

約数ペア:

[(1, 1812460), (2, 906230), (4, 453115), (5, 362492), (10, 181246), (13, 139420), (20, 90623), (26, 69710), (52, 34855), (65, 27884), (130, 13942), (260, 6971)]