21744160

素因数分解:

$2^5\times 5^1\times {\mathrm{37}}^1\times {\mathrm{3673}}^1$

素因数の和:3725

約数の個数: 48

約数和(自身を含む): 52773336

約数和(自身を除く): 31029176

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 74, 80, 148, 160, 185, 296, 370, 592, 740, 1184, 1480, 2960, 3673, 5920, 7346, 14692, 18365, 29384, 36730, 58768, 73460, 117536, 135901, 146920, 271802, 293840, 543604, 587680, 679505, 1087208, 1359010, 2174416, 2718020, 4348832, 5436040, 10872080, 21744160]

約数ペア:

[(1, 21744160), (2, 10872080), (4, 5436040), (5, 4348832), (8, 2718020), (10, 2174416), (16, 1359010), (20, 1087208), (32, 679505), (37, 587680), (40, 543604), (74, 293840), (80, 271802), (148, 146920), (160, 135901), (185, 117536), (296, 73460), (370, 58768), (592, 36730), (740, 29384), (1184, 18365), (1480, 14692), (2960, 7346), (3673, 5920)]