53984440

素因数分解:

$2^3\times 5^1\times {\mathrm{557}}^1\times {\mathrm{2423}}^1$

素因数の和:2991

約数の個数: 32

約数和(自身を含む): 121733280

約数和(自身を除く): 67748840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 557, 1114, 2228, 2423, 2785, 4456, 4846, 5570, 9692, 11140, 12115, 19384, 22280, 24230, 48460, 96920, 1349611, 2699222, 5398444, 6748055, 10796888, 13496110, 26992220, 53984440]

約数ペア:

[(1, 53984440), (2, 26992220), (4, 13496110), (5, 10796888), (8, 6748055), (10, 5398444), (20, 2699222), (40, 1349611), (557, 96920), (1114, 48460), (2228, 24230), (2423, 22280), (2785, 19384), (4456, 12115), (4846, 11140), (5570, 9692)]