20253730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{3251}}^1$

素因数の和:3354

約数の個数: 32

約数和(自身を含む): 42145920

約数和(自身を除く): 21892190

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 89, 178, 445, 623, 890, 1246, 3115, 3251, 6230, 6502, 16255, 22757, 32510, 45514, 113785, 227570, 289339, 578678, 1446695, 2025373, 2893390, 4050746, 10126865, 20253730]

約数ペア:

[(1, 20253730), (2, 10126865), (5, 4050746), (7, 2893390), (10, 2025373), (14, 1446695), (35, 578678), (70, 289339), (89, 227570), (178, 113785), (445, 45514), (623, 32510), (890, 22757), (1246, 16255), (3115, 6502), (3251, 6230)]