2618231932220

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{499}}^1\times {\mathrm{6398729}}^1$

素因数の和:6399278

約数の個数: 48

約数和(自身を含む): 5643679860000

約数和(自身を除く): 3025447927780

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 499, 820, 998, 1996, 2495, 4990, 9980, 20459, 40918, 81836, 102295, 204590, 409180, 6398729, 12797458, 25594916, 31993645, 63987290, 127974580, 262347889, 524695778, 1049391556, 1311739445, 2623478890, 3192965771, 5246957780, 6385931542, 12771863084, 15964828855, 31929657710, 63859315420, 130911596611, 261823193222, 523646386444, 654557983055, 1309115966110, 2618231932220]

約数ペア:

[(1, 2618231932220), (2, 1309115966110), (4, 654557983055), (5, 523646386444), (10, 261823193222), (20, 130911596611), (41, 63859315420), (82, 31929657710), (164, 15964828855), (205, 12771863084), (410, 6385931542), (499, 5246957780), (820, 3192965771), (998, 2623478890), (1996, 1311739445), (2495, 1049391556), (4990, 524695778), (9980, 262347889), (20459, 127974580), (40918, 63987290), (81836, 31993645), (102295, 25594916), (204590, 12797458), (409180, 6398729)]