8969660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{811}}^1$

素因数の和:906

約数の個数: 48

約数和(自身を含む): 21826560

約数和(自身を除く): 12856900

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 79, 140, 158, 316, 395, 553, 790, 811, 1106, 1580, 1622, 2212, 2765, 3244, 4055, 5530, 5677, 8110, 11060, 11354, 16220, 22708, 28385, 56770, 64069, 113540, 128138, 256276, 320345, 448483, 640690, 896966, 1281380, 1793932, 2242415, 4484830, 8969660]

約数ペア:

[(1, 8969660), (2, 4484830), (4, 2242415), (5, 1793932), (7, 1281380), (10, 896966), (14, 640690), (20, 448483), (28, 320345), (35, 256276), (70, 128138), (79, 113540), (140, 64069), (158, 56770), (316, 28385), (395, 22708), (553, 16220), (790, 11354), (811, 11060), (1106, 8110), (1580, 5677), (1622, 5530), (2212, 4055), (2765, 3244)]