85810620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{204311}}^1$

素因数の和:204330

約数の個数: 48

約数和(自身を含む): 274595328

約数和(自身を除く): 188784708

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 204311, 408622, 612933, 817244, 1021555, 1225866, 1430177, 2043110, 2451732, 2860354, 3064665, 4086220, 4290531, 5720708, 6129330, 7150885, 8581062, 12258660, 14301770, 17162124, 21452655, 28603540, 42905310, 85810620]

約数ペア:

[(1, 85810620), (2, 42905310), (3, 28603540), (4, 21452655), (5, 17162124), (6, 14301770), (7, 12258660), (10, 8581062), (12, 7150885), (14, 6129330), (15, 5720708), (20, 4290531), (21, 4086220), (28, 3064665), (30, 2860354), (35, 2451732), (42, 2043110), (60, 1430177), (70, 1225866), (84, 1021555), (105, 817244), (140, 612933), (210, 408622), (420, 204311)]