20042460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{111347}}^1$

素因数の和:111362

約数の個数: 36

約数和(自身を含む): 60796008

約数和(自身を除く): 40753548

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 111347, 222694, 334041, 445388, 556735, 668082, 1002123, 1113470, 1336164, 1670205, 2004246, 2226940, 3340410, 4008492, 5010615, 6680820, 10021230, 20042460]

約数ペア:

[(1, 20042460), (2, 10021230), (3, 6680820), (4, 5010615), (5, 4008492), (6, 3340410), (9, 2226940), (10, 2004246), (12, 1670205), (15, 1336164), (18, 1113470), (20, 1002123), (30, 668082), (36, 556735), (45, 445388), (60, 334041), (90, 222694), (180, 111347)]