68924020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{1499}}^1$

素因数の和:1549

約数の個数: 72

約数和(自身を含む): 167580000

約数和(自身を除く): 98655980

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 121, 190, 209, 220, 242, 380, 418, 484, 605, 836, 1045, 1210, 1499, 2090, 2299, 2420, 2998, 4180, 4598, 5996, 7495, 9196, 11495, 14990, 16489, 22990, 28481, 29980, 32978, 45980, 56962, 65956, 82445, 113924, 142405, 164890, 181379, 284810, 313291, 329780, 362758, 569620, 626582, 725516, 906895, 1253164, 1566455, 1813790, 3132910, 3446201, 3627580, 6265820, 6892402, 13784804, 17231005, 34462010, 68924020]

約数ペア:

[(1, 68924020), (2, 34462010), (4, 17231005), (5, 13784804), (10, 6892402), (11, 6265820), (19, 3627580), (20, 3446201), (22, 3132910), (38, 1813790), (44, 1566455), (55, 1253164), (76, 906895), (95, 725516), (110, 626582), (121, 569620), (190, 362758), (209, 329780), (220, 313291), (242, 284810), (380, 181379), (418, 164890), (484, 142405), (605, 113924), (836, 82445), (1045, 65956), (1210, 56962), (1499, 45980), (2090, 32978), (2299, 29980), (2420, 28481), (2998, 22990), (4180, 16489), (4598, 14990), (5996, 11495), (7495, 9196)]