2388893945

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1\times {\mathrm{1103}}^1$

素因数の和:1385

約数の個数: 32

約数和(自身を含む): 3014184960

約数和(自身を除く): 625291015

約数列:

[1, 5, 31, 89, 155, 157, 445, 785, 1103, 2759, 4867, 5515, 13795, 13973, 24335, 34193, 69865, 98167, 170965, 173171, 433163, 490835, 865855, 2165815, 3043177, 5368301, 15215885, 15412219, 26841505, 77061095, 477778789, 2388893945]

約数ペア:

[(1, 2388893945), (5, 477778789), (31, 77061095), (89, 26841505), (155, 15412219), (157, 15215885), (445, 5368301), (785, 3043177), (1103, 2165815), (2759, 865855), (4867, 490835), (5515, 433163), (13795, 173171), (13973, 170965), (24335, 98167), (34193, 69865)]