2013600080

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{282809}}^1$

素因数の和:282911

約数の個数: 40

約数和(自身を含む): 4734239400

約数和(自身を除く): 2720639320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 356, 445, 712, 890, 1424, 1780, 3560, 7120, 282809, 565618, 1131236, 1414045, 2262472, 2828090, 4524944, 5656180, 11312360, 22624720, 25170001, 50340002, 100680004, 125850005, 201360008, 251700010, 402720016, 503400020, 1006800040, 2013600080]

約数ペア:

[(1, 2013600080), (2, 1006800040), (4, 503400020), (5, 402720016), (8, 251700010), (10, 201360008), (16, 125850005), (20, 100680004), (40, 50340002), (80, 25170001), (89, 22624720), (178, 11312360), (356, 5656180), (445, 4524944), (712, 2828090), (890, 2262472), (1424, 1414045), (1780, 1131236), (3560, 565618), (7120, 282809)]