1085904430

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{642547}}^1$

素因数の和:642580

約数の個数: 24

約数和(自身を含む): 2116553112

約数和(自身を除く): 1030648682

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 642547, 1285094, 3212735, 6425470, 8353111, 16706222, 41765555, 83531110, 108590443, 217180886, 542952215, 1085904430]

約数ペア:

[(1, 1085904430), (2, 542952215), (5, 217180886), (10, 108590443), (13, 83531110), (26, 41765555), (65, 16706222), (130, 8353111), (169, 6425470), (338, 3212735), (845, 1285094), (1690, 642547)]