16773920

素因数分解:

$2^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{2557}}^1$

素因数の和:2613

約数の個数: 48

約数和(自身を含む): 40610808

約数和(自身を除く): 23836888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 80, 82, 160, 164, 205, 328, 410, 656, 820, 1312, 1640, 2557, 3280, 5114, 6560, 10228, 12785, 20456, 25570, 40912, 51140, 81824, 102280, 104837, 204560, 209674, 409120, 419348, 524185, 838696, 1048370, 1677392, 2096740, 3354784, 4193480, 8386960, 16773920]

約数ペア:

[(1, 16773920), (2, 8386960), (4, 4193480), (5, 3354784), (8, 2096740), (10, 1677392), (16, 1048370), (20, 838696), (32, 524185), (40, 419348), (41, 409120), (80, 209674), (82, 204560), (160, 104837), (164, 102280), (205, 81824), (328, 51140), (410, 40912), (656, 25570), (820, 20456), (1312, 12785), (1640, 10228), (2557, 6560), (3280, 5114)]