4272860

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1$

素因数の和:230

約数の個数: 48

約数和(自身を含む): 9525600

約数和(自身を除く): 5252740

約数列:

[1, 2, 4, 5, 10, 20, 29, 53, 58, 106, 116, 139, 145, 212, 265, 278, 290, 530, 556, 580, 695, 1060, 1390, 1537, 2780, 3074, 4031, 6148, 7367, 7685, 8062, 14734, 15370, 16124, 20155, 29468, 30740, 36835, 40310, 73670, 80620, 147340, 213643, 427286, 854572, 1068215, 2136430, 4272860]

約数ペア:

[(1, 4272860), (2, 2136430), (4, 1068215), (5, 854572), (10, 427286), (20, 213643), (29, 147340), (53, 80620), (58, 73670), (106, 40310), (116, 36835), (139, 30740), (145, 29468), (212, 20155), (265, 16124), (278, 15370), (290, 14734), (530, 8062), (556, 7685), (580, 7367), (695, 6148), (1060, 4031), (1390, 3074), (1537, 2780)]