21832080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{5351}}^1$

素因数の和:5384

約数の個数: 80

約数和(自身を含む): 71673984

約数和(自身を除く): 49841904

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 170, 204, 240, 255, 272, 340, 408, 510, 680, 816, 1020, 1360, 2040, 4080, 5351, 10702, 16053, 21404, 26755, 32106, 42808, 53510, 64212, 80265, 85616, 90967, 107020, 128424, 160530, 181934, 214040, 256848, 272901, 321060, 363868, 428080, 454835, 545802, 642120, 727736, 909670, 1091604, 1284240, 1364505, 1455472, 1819340, 2183208, 2729010, 3638680, 4366416, 5458020, 7277360, 10916040, 21832080]

約数ペア:

[(1, 21832080), (2, 10916040), (3, 7277360), (4, 5458020), (5, 4366416), (6, 3638680), (8, 2729010), (10, 2183208), (12, 1819340), (15, 1455472), (16, 1364505), (17, 1284240), (20, 1091604), (24, 909670), (30, 727736), (34, 642120), (40, 545802), (48, 454835), (51, 428080), (60, 363868), (68, 321060), (80, 272901), (85, 256848), (102, 214040), (120, 181934), (136, 160530), (170, 128424), (204, 107020), (240, 90967), (255, 85616), (272, 80265), (340, 64212), (408, 53510), (510, 42808), (680, 32106), (816, 26755), (1020, 21404), (1360, 16053), (2040, 10702), (4080, 5351)]