20835570

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{2111}}^1$

素因数の和:2175

約数の個数: 64

約数和(自身を含む): 58392576

約数和(自身を除く): 37557006

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 47, 70, 94, 105, 141, 210, 235, 282, 329, 470, 658, 705, 987, 1410, 1645, 1974, 2111, 3290, 4222, 4935, 6333, 9870, 10555, 12666, 14777, 21110, 29554, 31665, 44331, 63330, 73885, 88662, 99217, 147770, 198434, 221655, 297651, 443310, 496085, 595302, 694519, 992170, 1389038, 1488255, 2083557, 2976510, 3472595, 4167114, 6945190, 10417785, 20835570]

約数ペア:

[(1, 20835570), (2, 10417785), (3, 6945190), (5, 4167114), (6, 3472595), (7, 2976510), (10, 2083557), (14, 1488255), (15, 1389038), (21, 992170), (30, 694519), (35, 595302), (42, 496085), (47, 443310), (70, 297651), (94, 221655), (105, 198434), (141, 147770), (210, 99217), (235, 88662), (282, 73885), (329, 63330), (470, 44331), (658, 31665), (705, 29554), (987, 21110), (1410, 14777), (1645, 12666), (1974, 10555), (2111, 9870), (3290, 6333), (4222, 4935)]