8929960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{1321}}^1$

素因数の和:1358

約数の個数: 48

約数和(自身を含む): 21773340

約数和(自身を除く): 12843380

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 520, 676, 845, 1321, 1352, 1690, 2642, 3380, 5284, 6605, 6760, 10568, 13210, 17173, 26420, 34346, 52840, 68692, 85865, 137384, 171730, 223249, 343460, 446498, 686920, 892996, 1116245, 1785992, 2232490, 4464980, 8929960]

約数ペア:

[(1, 8929960), (2, 4464980), (4, 2232490), (5, 1785992), (8, 1116245), (10, 892996), (13, 686920), (20, 446498), (26, 343460), (40, 223249), (52, 171730), (65, 137384), (104, 85865), (130, 68692), (169, 52840), (260, 34346), (338, 26420), (520, 17173), (676, 13210), (845, 10568), (1321, 6760), (1352, 6605), (1690, 5284), (2642, 3380)]