40451920

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{7547}}^1$

素因数の和:7627

約数の個数: 40

約数和(自身を含む): 95467104

約数和(自身を除く): 55015184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 268, 335, 536, 670, 1072, 1340, 2680, 5360, 7547, 15094, 30188, 37735, 60376, 75470, 120752, 150940, 301880, 505649, 603760, 1011298, 2022596, 2528245, 4045192, 5056490, 8090384, 10112980, 20225960, 40451920]

約数ペア:

[(1, 40451920), (2, 20225960), (4, 10112980), (5, 8090384), (8, 5056490), (10, 4045192), (16, 2528245), (20, 2022596), (40, 1011298), (67, 603760), (80, 505649), (134, 301880), (268, 150940), (335, 120752), (536, 75470), (670, 60376), (1072, 37735), (1340, 30188), (2680, 15094), (5360, 7547)]