880646732

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{11909}}^1$

素因数の和:12078

約数の個数: 48

約数和(自身を含む): 1867488000

約数和(自身を除く): 986841268

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 139, 266, 278, 532, 556, 973, 1946, 2641, 3892, 5282, 10564, 11909, 18487, 23818, 36974, 47636, 73948, 83363, 166726, 226271, 333452, 452542, 905084, 1583897, 1655351, 3167794, 3310702, 6335588, 6621404, 11587457, 23174914, 31451669, 46349828, 62903338, 125806676, 220161683, 440323366, 880646732]

約数ペア:

[(1, 880646732), (2, 440323366), (4, 220161683), (7, 125806676), (14, 62903338), (19, 46349828), (28, 31451669), (38, 23174914), (76, 11587457), (133, 6621404), (139, 6335588), (266, 3310702), (278, 3167794), (532, 1655351), (556, 1583897), (973, 905084), (1946, 452542), (2641, 333452), (3892, 226271), (5282, 166726), (10564, 83363), (11909, 73948), (18487, 47636), (23818, 36974)]