68669080

素因数分解:

$2^3\times 5^1\times {\mathrm{1193}}^1\times {\mathrm{1439}}^1$

素因数の和:2643

約数の個数: 32

約数和(自身を含む): 154742400

約数和(自身を除く): 86073320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1193, 1439, 2386, 2878, 4772, 5756, 5965, 7195, 9544, 11512, 11930, 14390, 23860, 28780, 47720, 57560, 1716727, 3433454, 6866908, 8583635, 13733816, 17167270, 34334540, 68669080]

約数ペア:

[(1, 68669080), (2, 34334540), (4, 17167270), (5, 13733816), (8, 8583635), (10, 6866908), (20, 3433454), (40, 1716727), (1193, 57560), (1439, 47720), (2386, 28780), (2878, 23860), (4772, 14390), (5756, 11930), (5965, 11512), (7195, 9544)]