20135643520

素因数分解:

$2^7\times 5^1\times {\mathrm{31461943}}^1$

素因数の和:31461962

約数の個数: 32

約数和(自身を含む): 48136774320

約数和(自身を除く): 28001130800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 31461943, 62923886, 125847772, 157309715, 251695544, 314619430, 503391088, 629238860, 1006782176, 1258477720, 2013564352, 2516955440, 4027128704, 5033910880, 10067821760, 20135643520]

約数ペア:

[(1, 20135643520), (2, 10067821760), (4, 5033910880), (5, 4027128704), (8, 2516955440), (10, 2013564352), (16, 1258477720), (20, 1006782176), (32, 629238860), (40, 503391088), (64, 314619430), (80, 251695544), (128, 157309715), (160, 125847772), (320, 62923886), (640, 31461943)]