38986780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{16381}}^1$

素因数の和:16414

約数の個数: 48

約数和(自身を含む): 99078336

約数和(自身を除く): 60091556

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 16381, 32762, 65524, 81905, 114667, 163810, 229334, 278477, 327620, 458668, 556954, 573335, 1113908, 1146670, 1392385, 1949339, 2293340, 2784770, 3898678, 5569540, 7797356, 9746695, 19493390, 38986780]

約数ペア:

[(1, 38986780), (2, 19493390), (4, 9746695), (5, 7797356), (7, 5569540), (10, 3898678), (14, 2784770), (17, 2293340), (20, 1949339), (28, 1392385), (34, 1146670), (35, 1113908), (68, 573335), (70, 556954), (85, 458668), (119, 327620), (140, 278477), (170, 229334), (238, 163810), (340, 114667), (476, 81905), (595, 65524), (1190, 32762), (2380, 16381)]