38843920

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{7247}}^1$

素因数の和:7327

約数の個数: 40

約数和(自身を含む): 91672704

約数和(自身を除く): 52828784

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 268, 335, 536, 670, 1072, 1340, 2680, 5360, 7247, 14494, 28988, 36235, 57976, 72470, 115952, 144940, 289880, 485549, 579760, 971098, 1942196, 2427745, 3884392, 4855490, 7768784, 9710980, 19421960, 38843920]

約数ペア:

[(1, 38843920), (2, 19421960), (4, 9710980), (5, 7768784), (8, 4855490), (10, 3884392), (16, 2427745), (20, 1942196), (40, 971098), (67, 579760), (80, 485549), (134, 289880), (268, 144940), (335, 115952), (536, 72470), (670, 57976), (1072, 36235), (1340, 28988), (2680, 14494), (5360, 7247)]