54709420

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{88241}}^1$

素因数の和:88281

約数の個数: 24

約数和(自身を含む): 118597248

約数和(自身を除く): 63887828

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 88241, 176482, 352964, 441205, 882410, 1764820, 2735471, 5470942, 10941884, 13677355, 27354710, 54709420]

約数ペア:

[(1, 54709420), (2, 27354710), (4, 13677355), (5, 10941884), (10, 5470942), (20, 2735471), (31, 1764820), (62, 882410), (124, 441205), (155, 352964), (310, 176482), (620, 88241)]