20165043225560

素因数分解:

$2^3\times 5^1\times {\mathrm{359}}^1\times {\mathrm{1404250921}}^1$

素因数の和:1404251291

約数の個数: 32

約数和(自身を含む): 45497729872800

約数和(自身を除く): 25332686647240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 359, 718, 1436, 1795, 2872, 3590, 7180, 14360, 1404250921, 2808501842, 5617003684, 7021254605, 11234007368, 14042509210, 28085018420, 56170036840, 504126080639, 1008252161278, 2016504322556, 2520630403195, 4033008645112, 5041260806390, 10082521612780, 20165043225560]

約数ペア:

[(1, 20165043225560), (2, 10082521612780), (4, 5041260806390), (5, 4033008645112), (8, 2520630403195), (10, 2016504322556), (20, 1008252161278), (40, 504126080639), (359, 56170036840), (718, 28085018420), (1436, 14042509210), (1795, 11234007368), (2872, 7021254605), (3590, 5617003684), (7180, 2808501842), (14360, 1404250921)]