202809220

素因数分解:

$2^2\times 5^1\times {\mathrm{439}}^1\times {\mathrm{23099}}^1$

素因数の和:23547

約数の個数: 24

約数和(自身を含む): 426888000

約数和(自身を除く): 224078780

約数列:

[1, 2, 4, 5, 10, 20, 439, 878, 1756, 2195, 4390, 8780, 23099, 46198, 92396, 115495, 230990, 461980, 10140461, 20280922, 40561844, 50702305, 101404610, 202809220]

約数ペア:

[(1, 202809220), (2, 101404610), (4, 50702305), (5, 40561844), (10, 20280922), (20, 10140461), (439, 461980), (878, 230990), (1756, 115495), (2195, 92396), (4390, 46198), (8780, 23099)]