2018788510

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{269}}^1\times {\mathrm{563}}^1$

素因数の和:913

約数の個数: 64

約数和(自身を含む): 3859384320

約数和(自身を除く): 1840595810

約数列:

[1, 2, 5, 10, 31, 43, 62, 86, 155, 215, 269, 310, 430, 538, 563, 1126, 1333, 1345, 2666, 2690, 2815, 5630, 6665, 8339, 11567, 13330, 16678, 17453, 23134, 24209, 34906, 41695, 48418, 57835, 83390, 87265, 115670, 121045, 151447, 174530, 242090, 302894, 358577, 717154, 750479, 757235, 1500958, 1514470, 1792885, 3585770, 3752395, 4694857, 6512221, 7504790, 9389714, 13024442, 23474285, 32561105, 46948570, 65122210, 201878851, 403757702, 1009394255, 2018788510]

約数ペア:

[(1, 2018788510), (2, 1009394255), (5, 403757702), (10, 201878851), (31, 65122210), (43, 46948570), (62, 32561105), (86, 23474285), (155, 13024442), (215, 9389714), (269, 7504790), (310, 6512221), (430, 4694857), (538, 3752395), (563, 3585770), (1126, 1792885), (1333, 1514470), (1345, 1500958), (2666, 757235), (2690, 750479), (2815, 717154), (5630, 358577), (6665, 302894), (8339, 242090), (11567, 174530), (13330, 151447), (16678, 121045), (17453, 115670), (23134, 87265), (24209, 83390), (34906, 57835), (41695, 48418)]