88480360

素因数分解:

$2^3\times 5^1\times {\mathrm{2212009}}^1$

素因数の和:2212020

約数の個数: 16

約数和(自身を含む): 199080900

約数和(自身を除く): 110600540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2212009, 4424018, 8848036, 11060045, 17696072, 22120090, 44240180, 88480360]

約数ペア:

[(1, 88480360), (2, 44240180), (4, 22120090), (5, 17696072), (8, 11060045), (10, 8848036), (20, 4424018), (40, 2212009)]