8354840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{16067}}^1$

素因数の和:16091

約数の個数: 32

約数和(自身を含む): 20245680

約数和(自身を除く): 11890840

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 16067, 32134, 64268, 80335, 128536, 160670, 208871, 321340, 417742, 642680, 835484, 1044355, 1670968, 2088710, 4177420, 8354840]

約数ペア:

[(1, 8354840), (2, 4177420), (4, 2088710), (5, 1670968), (8, 1044355), (10, 835484), (13, 642680), (20, 417742), (26, 321340), (40, 208871), (52, 160670), (65, 128536), (104, 80335), (130, 64268), (260, 32134), (520, 16067)]