118701680

素因数分解:

$2^4\times 5^1\times {\mathrm{743}}^1\times {\mathrm{1997}}^1$

素因数の和:2753

約数の個数: 40

約数和(自身を含む): 276491232

約数和(自身を除く): 157789552

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 743, 1486, 1997, 2972, 3715, 3994, 5944, 7430, 7988, 9985, 11888, 14860, 15976, 19970, 29720, 31952, 39940, 59440, 79880, 159760, 1483771, 2967542, 5935084, 7418855, 11870168, 14837710, 23740336, 29675420, 59350840, 118701680]

約数ペア:

[(1, 118701680), (2, 59350840), (4, 29675420), (5, 23740336), (8, 14837710), (10, 11870168), (16, 7418855), (20, 5935084), (40, 2967542), (80, 1483771), (743, 159760), (1486, 79880), (1997, 59440), (2972, 39940), (3715, 31952), (3994, 29720), (5944, 19970), (7430, 15976), (7988, 14860), (9985, 11888)]