719220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11987}}^1$

素因数の和:11999

約数の個数: 24

約数和(自身を含む): 2013984

約数和(自身を除く): 1294764

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 11987, 23974, 35961, 47948, 59935, 71922, 119870, 143844, 179805, 239740, 359610, 719220]

約数ペア:

[(1, 719220), (2, 359610), (3, 239740), (4, 179805), (5, 143844), (6, 119870), (10, 71922), (12, 59935), (15, 47948), (20, 35961), (30, 23974), (60, 11987)]