40443520

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4861}}^1$

素因数の和:4893

約数の個数: 64

約数和(自身を含む): 104144040

約数和(自身を除く): 63700520

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 260, 320, 416, 520, 640, 832, 1040, 1664, 2080, 4160, 4861, 8320, 9722, 19444, 24305, 38888, 48610, 63193, 77776, 97220, 126386, 155552, 194440, 252772, 311104, 315965, 388880, 505544, 622208, 631930, 777760, 1011088, 1263860, 1555520, 2022176, 2527720, 3111040, 4044352, 5055440, 8088704, 10110880, 20221760, 40443520]

約数ペア:

[(1, 40443520), (2, 20221760), (4, 10110880), (5, 8088704), (8, 5055440), (10, 4044352), (13, 3111040), (16, 2527720), (20, 2022176), (26, 1555520), (32, 1263860), (40, 1011088), (52, 777760), (64, 631930), (65, 622208), (80, 505544), (104, 388880), (128, 315965), (130, 311104), (160, 252772), (208, 194440), (260, 155552), (320, 126386), (416, 97220), (520, 77776), (640, 63193), (832, 48610), (1040, 38888), (1664, 24305), (2080, 19444), (4160, 9722), (4861, 8320)]