1279897060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4922681}}^1$

素因数の和:4922703

約数の個数: 24

約数和(自身を含む): 2894537016

約数和(自身を除く): 1614639956

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 4922681, 9845362, 19690724, 24613405, 49226810, 63994853, 98453620, 127989706, 255979412, 319974265, 639948530, 1279897060]

約数ペア:

[(1, 1279897060), (2, 639948530), (4, 319974265), (5, 255979412), (10, 127989706), (13, 98453620), (20, 63994853), (26, 49226810), (52, 24613405), (65, 19690724), (130, 9845362), (260, 4922681)]