20187172080

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{9345913}}^1$

素因数の和:9345935

約数の個数: 80

約数和(自身を含む): 69533600160

約数和(自身を除く): 49346428080

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, 9345913, 18691826, 28037739, 37383652, 46729565, 56075478, 74767304, 84113217, 93459130, 112150956, 140188695, 149534608, 168226434, 186918260, 224301912, 252339651, 280377390, 336452868, 373836520, 420566085, 448603824, 504679302, 560754780, 672905736, 747673040, 841132170, 1009358604, 1121509560, 1261698255, 1345811472, 1682264340, 2018717208, 2243019120, 2523396510, 3364528680, 4037434416, 5046793020, 6729057360, 10093586040, 20187172080]

約数ペア:

[(1, 20187172080), (2, 10093586040), (3, 6729057360), (4, 5046793020), (5, 4037434416), (6, 3364528680), (8, 2523396510), (9, 2243019120), (10, 2018717208), (12, 1682264340), (15, 1345811472), (16, 1261698255), (18, 1121509560), (20, 1009358604), (24, 841132170), (27, 747673040), (30, 672905736), (36, 560754780), (40, 504679302), (45, 448603824), (48, 420566085), (54, 373836520), (60, 336452868), (72, 280377390), (80, 252339651), (90, 224301912), (108, 186918260), (120, 168226434), (135, 149534608), (144, 140188695), (180, 112150956), (216, 93459130), (240, 84113217), (270, 74767304), (360, 56075478), (432, 46729565), (540, 37383652), (720, 28037739), (1080, 18691826), (2160, 9345913)]