20341457220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^3\times {\mathrm{988409}}^1$

素因数の和:988442

約数の個数: 96

約数和(自身を含む): 66421152000

約数和(自身を除く): 46079694780

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 343, 420, 490, 588, 686, 735, 980, 1029, 1372, 1470, 1715, 2058, 2940, 3430, 4116, 5145, 6860, 10290, 20580, 988409, 1976818, 2965227, 3953636, 4942045, 5930454, 6918863, 9884090, 11860908, 13837726, 14826135, 19768180, 20756589, 27675452, 29652270, 34594315, 41513178, 48432041, 59304540, 69188630, 83026356, 96864082, 103782945, 138377260, 145296123, 193728164, 207565890, 242160205, 290592246, 339024287, 415131780, 484320410, 581184492, 678048574, 726480615, 968640820, 1017072861, 1356097148, 1452961230, 1695121435, 2034145722, 2905922460, 3390242870, 4068291444, 5085364305, 6780485740, 10170728610, 20341457220]

約数ペア:

[(1, 20341457220), (2, 10170728610), (3, 6780485740), (4, 5085364305), (5, 4068291444), (6, 3390242870), (7, 2905922460), (10, 2034145722), (12, 1695121435), (14, 1452961230), (15, 1356097148), (20, 1017072861), (21, 968640820), (28, 726480615), (30, 678048574), (35, 581184492), (42, 484320410), (49, 415131780), (60, 339024287), (70, 290592246), (84, 242160205), (98, 207565890), (105, 193728164), (140, 145296123), (147, 138377260), (196, 103782945), (210, 96864082), (245, 83026356), (294, 69188630), (343, 59304540), (420, 48432041), (490, 41513178), (588, 34594315), (686, 29652270), (735, 27675452), (980, 20756589), (1029, 19768180), (1372, 14826135), (1470, 13837726), (1715, 11860908), (2058, 9884090), (2940, 6918863), (3430, 5930454), (4116, 4942045), (5145, 3953636), (6860, 2965227), (10290, 1976818), (20580, 988409)]