620543640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{5171197}}^1$

素因数の和:5171211

約数の個数: 32

約数和(自身を含む): 1861631280

約数和(自身を除く): 1241087640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 5171197, 10342394, 15513591, 20684788, 25855985, 31027182, 41369576, 51711970, 62054364, 77567955, 103423940, 124108728, 155135910, 206847880, 310271820, 620543640]

約数ペア:

[(1, 620543640), (2, 310271820), (3, 206847880), (4, 155135910), (5, 124108728), (6, 103423940), (8, 77567955), (10, 62054364), (12, 51711970), (15, 41369576), (20, 31027182), (24, 25855985), (30, 20684788), (40, 15513591), (60, 10342394), (120, 5171197)]