38781440

素因数分解:

$2^9\times 5^1\times {\mathrm{15149}}^1$

素因数の和:15172

約数の個数: 40

約数和(自身を含む): 92990700

約数和(自身を除く): 54209260

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 15149, 30298, 60596, 75745, 121192, 151490, 242384, 302980, 484768, 605960, 969536, 1211920, 1939072, 2423840, 3878144, 4847680, 7756288, 9695360, 19390720, 38781440]

約数ペア:

[(1, 38781440), (2, 19390720), (4, 9695360), (5, 7756288), (8, 4847680), (10, 3878144), (16, 2423840), (20, 1939072), (32, 1211920), (40, 969536), (64, 605960), (80, 484768), (128, 302980), (160, 242384), (256, 151490), (320, 121192), (512, 75745), (640, 60596), (1280, 30298), (2560, 15149)]