24685720

素因数分解:

$2^3\times 5^1\times {\mathrm{619}}^1\times {\mathrm{997}}^1$

素因数の和:1627

約数の個数: 32

約数和(自身を含む): 55688400

約数和(自身を除く): 31002680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 619, 997, 1238, 1994, 2476, 3095, 3988, 4952, 4985, 6190, 7976, 9970, 12380, 19940, 24760, 39880, 617143, 1234286, 2468572, 3085715, 4937144, 6171430, 12342860, 24685720]

約数ペア:

[(1, 24685720), (2, 12342860), (4, 6171430), (5, 4937144), (8, 3085715), (10, 2468572), (20, 1234286), (40, 617143), (619, 39880), (997, 24760), (1238, 19940), (1994, 12380), (2476, 9970), (3095, 7976), (3988, 6190), (4952, 4985)]