2122138840

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{546943}}^1$

素因数の和:547051

約数の個数: 32

約数和(自身を含む): 4824046080

約数和(自身を除く): 2701907240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1940, 3880, 546943, 1093886, 2187772, 2734715, 4375544, 5469430, 10938860, 21877720, 53053471, 106106942, 212213884, 265267355, 424427768, 530534710, 1061069420, 2122138840]

約数ペア:

[(1, 2122138840), (2, 1061069420), (4, 530534710), (5, 424427768), (8, 265267355), (10, 212213884), (20, 106106942), (40, 53053471), (97, 21877720), (194, 10938860), (388, 5469430), (485, 4375544), (776, 2734715), (970, 2187772), (1940, 1093886), (3880, 546943)]