20235025680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{818569}}^1$

素因数の和:818688

約数の個数: 80

約数和(自身を含む): 63337672320

約数和(自身を除く): 43102646640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 103, 120, 206, 240, 309, 412, 515, 618, 824, 1030, 1236, 1545, 1648, 2060, 2472, 3090, 4120, 4944, 6180, 8240, 12360, 24720, 818569, 1637138, 2455707, 3274276, 4092845, 4911414, 6548552, 8185690, 9822828, 12278535, 13097104, 16371380, 19645656, 24557070, 32742760, 39291312, 49114140, 65485520, 84312607, 98228280, 168625214, 196456560, 252937821, 337250428, 421563035, 505875642, 674500856, 843126070, 1011751284, 1264689105, 1349001712, 1686252140, 2023502568, 2529378210, 3372504280, 4047005136, 5058756420, 6745008560, 10117512840, 20235025680]

約数ペア:

[(1, 20235025680), (2, 10117512840), (3, 6745008560), (4, 5058756420), (5, 4047005136), (6, 3372504280), (8, 2529378210), (10, 2023502568), (12, 1686252140), (15, 1349001712), (16, 1264689105), (20, 1011751284), (24, 843126070), (30, 674500856), (40, 505875642), (48, 421563035), (60, 337250428), (80, 252937821), (103, 196456560), (120, 168625214), (206, 98228280), (240, 84312607), (309, 65485520), (412, 49114140), (515, 39291312), (618, 32742760), (824, 24557070), (1030, 19645656), (1236, 16371380), (1545, 13097104), (1648, 12278535), (2060, 9822828), (2472, 8185690), (3090, 6548552), (4120, 4911414), (4944, 4092845), (6180, 3274276), (8240, 2455707), (12360, 1637138), (24720, 818569)]