20738160

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{9601}}^1$

素因数の和:9623

約数の個数: 80

約数和(自身を含む): 71438880

約数和(自身を除く): 50700720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 9601, 19202, 28803, 38404, 48005, 57606, 76808, 86409, 96010, 115212, 144015, 153616, 172818, 192020, 230424, 259227, 288030, 345636, 384040, 432045, 460848, 518454, 576060, 691272, 768080, 864090, 1036908, 1152120, 1296135, 1382544, 1728180, 2073816, 2304240, 2592270, 3456360, 4147632, 5184540, 6912720, 10369080, 20738160]

約数ペア:

[(1, 20738160), (2, 10369080), (3, 6912720), (4, 5184540), (5, 4147632), (6, 3456360), (8, 2592270), (9, 2304240), (10, 2073816), (12, 1728180), (15, 1382544), (16, 1296135), (18, 1152120), (20, 1036908), (24, 864090), (27, 768080), (30, 691272), (36, 576060), (40, 518454), (45, 460848), (48, 432045), (54, 384040), (60, 345636), (72, 288030), (80, 259227), (90, 230424), (108, 192020), (120, 172818), (135, 153616), (144, 144015), (180, 115212), (216, 96010), (240, 86409), (270, 76808), (360, 57606), (432, 48005), (540, 38404), (720, 28803), (1080, 19202), (2160, 9601)]