23867140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{691}}^1$

素因数の和:868

約数の個数: 48

約数和(自身を含む): 55105344

約数和(自身を除く): 31238204

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 157, 220, 314, 628, 691, 785, 1382, 1570, 1727, 2764, 3140, 3454, 3455, 6908, 6910, 7601, 8635, 13820, 15202, 17270, 30404, 34540, 38005, 76010, 108487, 152020, 216974, 433948, 542435, 1084870, 1193357, 2169740, 2386714, 4773428, 5966785, 11933570, 23867140]

約数ペア:

[(1, 23867140), (2, 11933570), (4, 5966785), (5, 4773428), (10, 2386714), (11, 2169740), (20, 1193357), (22, 1084870), (44, 542435), (55, 433948), (110, 216974), (157, 152020), (220, 108487), (314, 76010), (628, 38005), (691, 34540), (785, 30404), (1382, 17270), (1570, 15202), (1727, 13820), (2764, 8635), (3140, 7601), (3454, 6910), (3455, 6908)]