20304410

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{431}}^1\times {\mathrm{673}}^1$

素因数の和:1118

約数の個数: 32

約数和(自身を含む): 41928192

約数和(自身を除く): 21623782

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 431, 673, 862, 1346, 2155, 3017, 3365, 4310, 4711, 6034, 6730, 9422, 15085, 23555, 30170, 47110, 290063, 580126, 1450315, 2030441, 2900630, 4060882, 10152205, 20304410]

約数ペア:

[(1, 20304410), (2, 10152205), (5, 4060882), (7, 2900630), (10, 2030441), (14, 1450315), (35, 580126), (70, 290063), (431, 47110), (673, 30170), (862, 23555), (1346, 15085), (2155, 9422), (3017, 6730), (3365, 6034), (4310, 4711)]