19534140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{2309}}^1$

素因数の和:2371

約数の個数: 72

約数和(自身を含む): 60540480

約数和(自身を除く): 41006340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 47, 60, 90, 94, 141, 180, 188, 235, 282, 423, 470, 564, 705, 846, 940, 1410, 1692, 2115, 2309, 2820, 4230, 4618, 6927, 8460, 9236, 11545, 13854, 20781, 23090, 27708, 34635, 41562, 46180, 69270, 83124, 103905, 108523, 138540, 207810, 217046, 325569, 415620, 434092, 542615, 651138, 976707, 1085230, 1302276, 1627845, 1953414, 2170460, 3255690, 3906828, 4883535, 6511380, 9767070, 19534140]

約数ペア:

[(1, 19534140), (2, 9767070), (3, 6511380), (4, 4883535), (5, 3906828), (6, 3255690), (9, 2170460), (10, 1953414), (12, 1627845), (15, 1302276), (18, 1085230), (20, 976707), (30, 651138), (36, 542615), (45, 434092), (47, 415620), (60, 325569), (90, 217046), (94, 207810), (141, 138540), (180, 108523), (188, 103905), (235, 83124), (282, 69270), (423, 46180), (470, 41562), (564, 34635), (705, 27708), (846, 23090), (940, 20781), (1410, 13854), (1692, 11545), (2115, 9236), (2309, 8460), (2820, 6927), (4230, 4618)]