1985340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{163}}^1$

素因数の和:211

約数の個数: 96

約数和(自身を含む): 6612480

約数和(自身を除く): 4627140

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 29, 30, 35, 42, 58, 60, 70, 84, 87, 105, 116, 140, 145, 163, 174, 203, 210, 290, 326, 348, 406, 420, 435, 489, 580, 609, 652, 812, 815, 870, 978, 1015, 1141, 1218, 1630, 1740, 1956, 2030, 2282, 2436, 2445, 3045, 3260, 3423, 4060, 4564, 4727, 4890, 5705, 6090, 6846, 9454, 9780, 11410, 12180, 13692, 14181, 17115, 18908, 22820, 23635, 28362, 33089, 34230, 47270, 56724, 66178, 68460, 70905, 94540, 99267, 132356, 141810, 165445, 198534, 283620, 330890, 397068, 496335, 661780, 992670, 1985340]

約数ペア:

[(1, 1985340), (2, 992670), (3, 661780), (4, 496335), (5, 397068), (6, 330890), (7, 283620), (10, 198534), (12, 165445), (14, 141810), (15, 132356), (20, 99267), (21, 94540), (28, 70905), (29, 68460), (30, 66178), (35, 56724), (42, 47270), (58, 34230), (60, 33089), (70, 28362), (84, 23635), (87, 22820), (105, 18908), (116, 17115), (140, 14181), (145, 13692), (163, 12180), (174, 11410), (203, 9780), (210, 9454), (290, 6846), (326, 6090), (348, 5705), (406, 4890), (420, 4727), (435, 4564), (489, 4060), (580, 3423), (609, 3260), (652, 3045), (812, 2445), (815, 2436), (870, 2282), (978, 2030), (1015, 1956), (1141, 1740), (1218, 1630)]