8873620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{241}}^1\times {\mathrm{263}}^1$

素因数の和:520

約数の個数: 48

約数和(自身を含む): 21466368

約数和(自身を除く): 12592748

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 241, 263, 482, 526, 964, 1052, 1205, 1315, 1687, 1841, 2410, 2630, 3374, 3682, 4820, 5260, 6748, 7364, 8435, 9205, 16870, 18410, 33740, 36820, 63383, 126766, 253532, 316915, 443681, 633830, 887362, 1267660, 1774724, 2218405, 4436810, 8873620]

約数ペア:

[(1, 8873620), (2, 4436810), (4, 2218405), (5, 1774724), (7, 1267660), (10, 887362), (14, 633830), (20, 443681), (28, 316915), (35, 253532), (70, 126766), (140, 63383), (241, 36820), (263, 33740), (482, 18410), (526, 16870), (964, 9205), (1052, 8435), (1205, 7364), (1315, 6748), (1687, 5260), (1841, 4820), (2410, 3682), (2630, 3374)]