12820290

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1489}}^1$

素因数の和:1547

約数の個数: 64

約数和(自身を含む): 36046080

約数和(自身を除く): 23225790

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 41, 42, 70, 82, 105, 123, 205, 210, 246, 287, 410, 574, 615, 861, 1230, 1435, 1489, 1722, 2870, 2978, 4305, 4467, 7445, 8610, 8934, 10423, 14890, 20846, 22335, 31269, 44670, 52115, 61049, 62538, 104230, 122098, 156345, 183147, 305245, 312690, 366294, 427343, 610490, 854686, 915735, 1282029, 1831470, 2136715, 2564058, 4273430, 6410145, 12820290]

約数ペア:

[(1, 12820290), (2, 6410145), (3, 4273430), (5, 2564058), (6, 2136715), (7, 1831470), (10, 1282029), (14, 915735), (15, 854686), (21, 610490), (30, 427343), (35, 366294), (41, 312690), (42, 305245), (70, 183147), (82, 156345), (105, 122098), (123, 104230), (205, 62538), (210, 61049), (246, 52115), (287, 44670), (410, 31269), (574, 22335), (615, 20846), (861, 14890), (1230, 10423), (1435, 8934), (1489, 8610), (1722, 7445), (2870, 4467), (2978, 4305)]