8226920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{1217}}^1$

素因数の和:1254

約数の個数: 48

約数和(自身を含む): 20060460

約数和(自身を除く): 11833540

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 520, 676, 845, 1217, 1352, 1690, 2434, 3380, 4868, 6085, 6760, 9736, 12170, 15821, 24340, 31642, 48680, 63284, 79105, 126568, 158210, 205673, 316420, 411346, 632840, 822692, 1028365, 1645384, 2056730, 4113460, 8226920]

約数ペア:

[(1, 8226920), (2, 4113460), (4, 2056730), (5, 1645384), (8, 1028365), (10, 822692), (13, 632840), (20, 411346), (26, 316420), (40, 205673), (52, 158210), (65, 126568), (104, 79105), (130, 63284), (169, 48680), (260, 31642), (338, 24340), (520, 15821), (676, 12170), (845, 9736), (1217, 6760), (1352, 6085), (1690, 4868), (2434, 3380)]