8884720

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{8543}}^1$

素因数の和:8569

約数の個数: 40

約数和(自身を含む): 22248576

約数和(自身を除く): 13363856

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 8543, 17086, 34172, 42715, 68344, 85430, 111059, 136688, 170860, 222118, 341720, 444236, 555295, 683440, 888472, 1110590, 1776944, 2221180, 4442360, 8884720]

約数ペア:

[(1, 8884720), (2, 4442360), (4, 2221180), (5, 1776944), (8, 1110590), (10, 888472), (13, 683440), (16, 555295), (20, 444236), (26, 341720), (40, 222118), (52, 170860), (65, 136688), (80, 111059), (104, 85430), (130, 68344), (208, 42715), (260, 34172), (520, 17086), (1040, 8543)]