187441880

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{69941}}^1$

素因数の和:70019

約数の個数: 32

約数和(自身を含む): 428045040

約数和(自身を除く): 240603160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 69941, 139882, 279764, 349705, 559528, 699410, 1398820, 2797640, 4686047, 9372094, 18744188, 23430235, 37488376, 46860470, 93720940, 187441880]

約数ペア:

[(1, 187441880), (2, 93720940), (4, 46860470), (5, 37488376), (8, 23430235), (10, 18744188), (20, 9372094), (40, 4686047), (67, 2797640), (134, 1398820), (268, 699410), (335, 559528), (536, 349705), (670, 279764), (1340, 139882), (2680, 69941)]