23062220

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{149}}^1$

素因数の和:338

約数の個数: 48

約数和(自身を含む): 49896000

約数和(自身を除く): 26833780

約数列:

[1, 2, 4, 5, 10, 20, 71, 109, 142, 149, 218, 284, 298, 355, 436, 545, 596, 710, 745, 1090, 1420, 1490, 2180, 2980, 7739, 10579, 15478, 16241, 21158, 30956, 32482, 38695, 42316, 52895, 64964, 77390, 81205, 105790, 154780, 162410, 211580, 324820, 1153111, 2306222, 4612444, 5765555, 11531110, 23062220]

約数ペア:

[(1, 23062220), (2, 11531110), (4, 5765555), (5, 4612444), (10, 2306222), (20, 1153111), (71, 324820), (109, 211580), (142, 162410), (149, 154780), (218, 105790), (284, 81205), (298, 77390), (355, 64964), (436, 52895), (545, 42316), (596, 38695), (710, 32482), (745, 30956), (1090, 21158), (1420, 16241), (1490, 15478), (2180, 10579), (2980, 7739)]