20075940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{111533}}^1$

素因数の和:111548

約数の個数: 36

約数和(自身を含む): 60897564

約数和(自身を除く): 40821624

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 111533, 223066, 334599, 446132, 557665, 669198, 1003797, 1115330, 1338396, 1672995, 2007594, 2230660, 3345990, 4015188, 5018985, 6691980, 10037970, 20075940]

約数ペア:

[(1, 20075940), (2, 10037970), (3, 6691980), (4, 5018985), (5, 4015188), (6, 3345990), (9, 2230660), (10, 2007594), (12, 1672995), (15, 1338396), (18, 1115330), (20, 1003797), (30, 669198), (36, 557665), (45, 446132), (60, 334599), (90, 223066), (180, 111533)]