22578220

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{23039}}^1$

素因数の和:23062

約数の個数: 36

約数和(自身を含む): 55157760

約数和(自身を除く): 32579540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 23039, 46078, 92156, 115195, 161273, 230390, 322546, 460780, 645092, 806365, 1128911, 1612730, 2257822, 3225460, 4515644, 5644555, 11289110, 22578220]

約数ペア:

[(1, 22578220), (2, 11289110), (4, 5644555), (5, 4515644), (7, 3225460), (10, 2257822), (14, 1612730), (20, 1128911), (28, 806365), (35, 645092), (49, 460780), (70, 322546), (98, 230390), (140, 161273), (196, 115195), (245, 92156), (490, 46078), (980, 23039)]