1259524240

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1211081}}^1$

素因数の和:1211107

約数の個数: 40

約数和(自身を含む): 3153657528

約数和(自身を除く): 1894133288

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 1211081, 2422162, 4844324, 6055405, 9688648, 12110810, 15744053, 19377296, 24221620, 31488106, 48443240, 62976212, 78720265, 96886480, 125952424, 157440530, 251904848, 314881060, 629762120, 1259524240]

約数ペア:

[(1, 1259524240), (2, 629762120), (4, 314881060), (5, 251904848), (8, 157440530), (10, 125952424), (13, 96886480), (16, 78720265), (20, 62976212), (26, 48443240), (40, 31488106), (52, 24221620), (65, 19377296), (80, 15744053), (104, 12110810), (130, 9688648), (208, 6055405), (260, 4844324), (520, 2422162), (1040, 1211081)]