1267990520

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1022573}}^1$

素因数の和:1022615

約数の個数: 32

約数和(自身を含む): 2945013120

約数和(自身を除く): 1677022600

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 1022573, 2045146, 4090292, 5112865, 8180584, 10225730, 20451460, 31699763, 40902920, 63399526, 126799052, 158498815, 253598104, 316997630, 633995260, 1267990520]

約数ペア:

[(1, 1267990520), (2, 633995260), (4, 316997630), (5, 253598104), (8, 158498815), (10, 126799052), (20, 63399526), (31, 40902920), (40, 31699763), (62, 20451460), (124, 10225730), (155, 8180584), (248, 5112865), (310, 4090292), (620, 2045146), (1240, 1022573)]