21779220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{362987}}^1$

素因数の和:362999

約数の個数: 24

約数和(自身を含む): 60981984

約数和(自身を除く): 39202764

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 362987, 725974, 1088961, 1451948, 1814935, 2177922, 3629870, 4355844, 5444805, 7259740, 10889610, 21779220]

約数ペア:

[(1, 21779220), (2, 10889610), (3, 7259740), (4, 5444805), (5, 4355844), (6, 3629870), (10, 2177922), (12, 1814935), (15, 1451948), (20, 1088961), (30, 725974), (60, 362987)]