48180020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{11867}}^1$

素因数の和:11912

約数の個数: 48

約数和(自身を含む): 119629440

約数和(自身を除く): 71449420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 4060, 11867, 23734, 47468, 59335, 83069, 118670, 166138, 237340, 332276, 344143, 415345, 688286, 830690, 1376572, 1661380, 1720715, 2409001, 3441430, 4818002, 6882860, 9636004, 12045005, 24090010, 48180020]

約数ペア:

[(1, 48180020), (2, 24090010), (4, 12045005), (5, 9636004), (7, 6882860), (10, 4818002), (14, 3441430), (20, 2409001), (28, 1720715), (29, 1661380), (35, 1376572), (58, 830690), (70, 688286), (116, 415345), (140, 344143), (145, 332276), (203, 237340), (290, 166138), (406, 118670), (580, 83069), (812, 59335), (1015, 47468), (2030, 23734), (4060, 11867)]