19670960

素因数分解:

$2^4\times 5^1\times {\mathrm{131}}^1\times {\mathrm{1877}}^1$

素因数の和:2021

約数の個数: 40

約数和(自身を含む): 46108656

約数和(自身を除く): 26437696

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 131, 262, 524, 655, 1048, 1310, 1877, 2096, 2620, 3754, 5240, 7508, 9385, 10480, 15016, 18770, 30032, 37540, 75080, 150160, 245887, 491774, 983548, 1229435, 1967096, 2458870, 3934192, 4917740, 9835480, 19670960]

約数ペア:

[(1, 19670960), (2, 9835480), (4, 4917740), (5, 3934192), (8, 2458870), (10, 1967096), (16, 1229435), (20, 983548), (40, 491774), (80, 245887), (131, 150160), (262, 75080), (524, 37540), (655, 30032), (1048, 18770), (1310, 15016), (1877, 10480), (2096, 9385), (2620, 7508), (3754, 5240)]