42465520

素因数分解:

$2^4\times 5^1\times {\mathrm{239}}^1\times {\mathrm{2221}}^1$

素因数の和:2473

約数の個数: 40

約数和(自身を含む): 99190080

約数和(自身を除く): 56724560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 239, 478, 956, 1195, 1912, 2221, 2390, 3824, 4442, 4780, 8884, 9560, 11105, 17768, 19120, 22210, 35536, 44420, 88840, 177680, 530819, 1061638, 2123276, 2654095, 4246552, 5308190, 8493104, 10616380, 21232760, 42465520]

約数ペア:

[(1, 42465520), (2, 21232760), (4, 10616380), (5, 8493104), (8, 5308190), (10, 4246552), (16, 2654095), (20, 2123276), (40, 1061638), (80, 530819), (239, 177680), (478, 88840), (956, 44420), (1195, 35536), (1912, 22210), (2221, 19120), (2390, 17768), (3824, 11105), (4442, 9560), (4780, 8884)]