31025920

素因数分解:

$2^8\times 5^1\times {\mathrm{24239}}^1$

素因数の和:24260

約数の個数: 36

約数和(自身を含む): 74319840

約数和(自身を除く): 43293920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 24239, 48478, 96956, 121195, 193912, 242390, 387824, 484780, 775648, 969560, 1551296, 1939120, 3102592, 3878240, 6205184, 7756480, 15512960, 31025920]

約数ペア:

[(1, 31025920), (2, 15512960), (4, 7756480), (5, 6205184), (8, 3878240), (10, 3102592), (16, 1939120), (20, 1551296), (32, 969560), (40, 775648), (64, 484780), (80, 387824), (128, 242390), (160, 193912), (256, 121195), (320, 96956), (640, 48478), (1280, 24239)]