838417020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{42473}}^1$

素因数の和:42539

約数の個数: 96

約数和(自身を含む): 2740082688

約数和(自身を除く): 1901665668

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 47, 60, 70, 84, 94, 105, 140, 141, 188, 210, 235, 282, 329, 420, 470, 564, 658, 705, 940, 987, 1316, 1410, 1645, 1974, 2820, 3290, 3948, 4935, 6580, 9870, 19740, 42473, 84946, 127419, 169892, 212365, 254838, 297311, 424730, 509676, 594622, 637095, 849460, 891933, 1189244, 1274190, 1486555, 1783866, 1996231, 2548380, 2973110, 3567732, 3992462, 4459665, 5946220, 5988693, 7984924, 8919330, 9981155, 11977386, 13973617, 17838660, 19962310, 23954772, 27947234, 29943465, 39924620, 41920851, 55894468, 59886930, 69868085, 83841702, 119773860, 139736170, 167683404, 209604255, 279472340, 419208510, 838417020]

約数ペア:

[(1, 838417020), (2, 419208510), (3, 279472340), (4, 209604255), (5, 167683404), (6, 139736170), (7, 119773860), (10, 83841702), (12, 69868085), (14, 59886930), (15, 55894468), (20, 41920851), (21, 39924620), (28, 29943465), (30, 27947234), (35, 23954772), (42, 19962310), (47, 17838660), (60, 13973617), (70, 11977386), (84, 9981155), (94, 8919330), (105, 7984924), (140, 5988693), (141, 5946220), (188, 4459665), (210, 3992462), (235, 3567732), (282, 2973110), (329, 2548380), (420, 1996231), (470, 1783866), (564, 1486555), (658, 1274190), (705, 1189244), (940, 891933), (987, 849460), (1316, 637095), (1410, 594622), (1645, 509676), (1974, 424730), (2820, 297311), (3290, 254838), (3948, 212365), (4935, 169892), (6580, 127419), (9870, 84946), (19740, 42473)]