8959340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2027}}^1$

素因数の和:2066

約数の個数: 48

約数和(自身を含む): 21464352

約数和(自身を除く): 12505012

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1105, 2027, 2210, 4054, 4420, 8108, 10135, 20270, 26351, 34459, 40540, 52702, 68918, 105404, 131755, 137836, 172295, 263510, 344590, 447967, 527020, 689180, 895934, 1791868, 2239835, 4479670, 8959340]

約数ペア:

[(1, 8959340), (2, 4479670), (4, 2239835), (5, 1791868), (10, 895934), (13, 689180), (17, 527020), (20, 447967), (26, 344590), (34, 263510), (52, 172295), (65, 137836), (68, 131755), (85, 105404), (130, 68918), (170, 52702), (221, 40540), (260, 34459), (340, 26351), (442, 20270), (884, 10135), (1105, 8108), (2027, 4420), (2210, 4054)]