1229121740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{798131}}^1$

素因数の和:798158

約数の個数: 48

約数和(自身を含む): 3218068224

約数和(自身を除く): 1988946484

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 798131, 1596262, 3192524, 3990655, 5586917, 7981310, 8779441, 11173834, 15962620, 17558882, 22347668, 27934585, 35117764, 43897205, 55869170, 61456087, 87794410, 111738340, 122912174, 175588820, 245824348, 307280435, 614560870, 1229121740]

約数ペア:

[(1, 1229121740), (2, 614560870), (4, 307280435), (5, 245824348), (7, 175588820), (10, 122912174), (11, 111738340), (14, 87794410), (20, 61456087), (22, 55869170), (28, 43897205), (35, 35117764), (44, 27934585), (55, 22347668), (70, 17558882), (77, 15962620), (110, 11173834), (140, 8779441), (154, 7981310), (220, 5586917), (308, 3990655), (385, 3192524), (770, 1596262), (1540, 798131)]