222043802020

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{124743709}}^1$

素因数の和:124743807

約数の個数: 24

約数和(自身を含む): 471531223800

約数和(自身を除く): 249487421780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 124743709, 249487418, 498974836, 623718545, 1247437090, 2494874180, 11102190101, 22204380202, 44408760404, 55510950505, 111021901010, 222043802020]

約数ペア:

[(1, 222043802020), (2, 111021901010), (4, 55510950505), (5, 44408760404), (10, 22204380202), (20, 11102190101), (89, 2494874180), (178, 1247437090), (356, 623718545), (445, 498974836), (890, 249487418), (1780, 124743709)]