40493802280

素因数分解:

$2^3\times 5^1\times {\mathrm{6263}}^1\times {\mathrm{161639}}^1$

素因数の和:167913

約数の個数: 32

約数和(自身を含む): 91126166400

約数和(自身を除く): 50632364120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 6263, 12526, 25052, 31315, 50104, 62630, 125260, 161639, 250520, 323278, 646556, 808195, 1293112, 1616390, 3232780, 6465560, 1012345057, 2024690114, 4049380228, 5061725285, 8098760456, 10123450570, 20246901140, 40493802280]

約数ペア:

[(1, 40493802280), (2, 20246901140), (4, 10123450570), (5, 8098760456), (8, 5061725285), (10, 4049380228), (20, 2024690114), (40, 1012345057), (6263, 6465560), (12526, 3232780), (25052, 1616390), (31315, 1293112), (50104, 808195), (62630, 646556), (125260, 323278), (161639, 250520)]