38998910

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{1511}}^1$

素因数の和:1636

約数の個数: 32

約数和(自身を含む): 73483200

約数和(自身を除く): 34484290

約数列:

[1, 2, 5, 10, 29, 58, 89, 145, 178, 290, 445, 890, 1511, 2581, 3022, 5162, 7555, 12905, 15110, 25810, 43819, 87638, 134479, 219095, 268958, 438190, 672395, 1344790, 3899891, 7799782, 19499455, 38998910]

約数ペア:

[(1, 38998910), (2, 19499455), (5, 7799782), (10, 3899891), (29, 1344790), (58, 672395), (89, 438190), (145, 268958), (178, 219095), (290, 134479), (445, 87638), (890, 43819), (1511, 25810), (2581, 15110), (3022, 12905), (5162, 7555)]