1640246530

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{742193}}^1$

素因数の和:742230

約数の個数: 32

約数和(自身を含む): 3366591984

約数和(自身を除く): 1726345454

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 742193, 1484386, 3710965, 7421930, 9648509, 12617281, 19297018, 25234562, 48242545, 63086405, 96485090, 126172810, 164024653, 328049306, 820123265, 1640246530]

約数ペア:

[(1, 1640246530), (2, 820123265), (5, 328049306), (10, 164024653), (13, 126172810), (17, 96485090), (26, 63086405), (34, 48242545), (65, 25234562), (85, 19297018), (130, 12617281), (170, 9648509), (221, 7421930), (442, 3710965), (1105, 1484386), (2210, 742193)]