2013991640

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2649989}}^1$

素因数の和:2650019

約数の個数: 32

約数和(自身を含む): 4769982000

約数和(自身を除く): 2755990360

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 2649989, 5299978, 10599956, 13249945, 21199912, 26499890, 50349791, 52999780, 100699582, 105999560, 201399164, 251748955, 402798328, 503497910, 1006995820, 2013991640]

約数ペア:

[(1, 2013991640), (2, 1006995820), (4, 503497910), (5, 402798328), (8, 251748955), (10, 201399164), (19, 105999560), (20, 100699582), (38, 52999780), (40, 50349791), (76, 26499890), (95, 21199912), (152, 13249945), (190, 10599956), (380, 5299978), (760, 2649989)]