7289220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{121487}}^1$

素因数の和:121499

約数の個数: 24

約数和(自身を含む): 20409984

約数和(自身を除く): 13120764

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 121487, 242974, 364461, 485948, 607435, 728922, 1214870, 1457844, 1822305, 2429740, 3644610, 7289220]

約数ペア:

[(1, 7289220), (2, 3644610), (3, 2429740), (4, 1822305), (5, 1457844), (6, 1214870), (10, 728922), (12, 607435), (15, 485948), (20, 364461), (30, 242974), (60, 121487)]