28017870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{401}}^1$

素因数の和:565

約数の個数: 64

約数和(自身を含む): 71896896

約数和(自身を除く): 43879026

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 102, 137, 170, 255, 274, 401, 411, 510, 685, 802, 822, 1203, 1370, 2005, 2055, 2329, 2406, 4010, 4110, 4658, 6015, 6817, 6987, 11645, 12030, 13634, 13974, 20451, 23290, 34085, 34935, 40902, 54937, 68170, 69870, 102255, 109874, 164811, 204510, 274685, 329622, 549370, 824055, 933929, 1648110, 1867858, 2801787, 4669645, 5603574, 9339290, 14008935, 28017870]

約数ペア:

[(1, 28017870), (2, 14008935), (3, 9339290), (5, 5603574), (6, 4669645), (10, 2801787), (15, 1867858), (17, 1648110), (30, 933929), (34, 824055), (51, 549370), (85, 329622), (102, 274685), (137, 204510), (170, 164811), (255, 109874), (274, 102255), (401, 69870), (411, 68170), (510, 54937), (685, 40902), (802, 34935), (822, 34085), (1203, 23290), (1370, 20451), (2005, 13974), (2055, 13634), (2329, 12030), (2406, 11645), (4010, 6987), (4110, 6817), (4658, 6015)]