28223820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{156799}}^1$

素因数の和:156814

約数の個数: 36

約数和(自身を含む): 85612800

約数和(自身を除く): 57388980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 156799, 313598, 470397, 627196, 783995, 940794, 1411191, 1567990, 1881588, 2351985, 2822382, 3135980, 4703970, 5644764, 7055955, 9407940, 14111910, 28223820]

約数ペア:

[(1, 28223820), (2, 14111910), (3, 9407940), (4, 7055955), (5, 5644764), (6, 4703970), (9, 3135980), (10, 2822382), (12, 2351985), (15, 1881588), (18, 1567990), (20, 1411191), (30, 940794), (36, 783995), (45, 627196), (60, 470397), (90, 313598), (180, 156799)]