2768487560

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{761}}^1\times {\mathrm{883}}^1$

素因数の和:1758

約数の個数: 64

約数和(自身を含む): 6304970880

約数和(自身を除く): 3536483320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 761, 824, 883, 1030, 1522, 1766, 2060, 3044, 3532, 3805, 4120, 4415, 6088, 7064, 7610, 8830, 15220, 17660, 30440, 35320, 78383, 90949, 156766, 181898, 313532, 363796, 391915, 454745, 627064, 671963, 727592, 783830, 909490, 1343926, 1567660, 1818980, 2687852, 3135320, 3359815, 3637960, 5375704, 6719630, 13439260, 26878520, 69212189, 138424378, 276848756, 346060945, 553697512, 692121890, 1384243780, 2768487560]

約数ペア:

[(1, 2768487560), (2, 1384243780), (4, 692121890), (5, 553697512), (8, 346060945), (10, 276848756), (20, 138424378), (40, 69212189), (103, 26878520), (206, 13439260), (412, 6719630), (515, 5375704), (761, 3637960), (824, 3359815), (883, 3135320), (1030, 2687852), (1522, 1818980), (1766, 1567660), (2060, 1343926), (3044, 909490), (3532, 783830), (3805, 727592), (4120, 671963), (4415, 627064), (6088, 454745), (7064, 391915), (7610, 363796), (8830, 313532), (15220, 181898), (17660, 156766), (30440, 90949), (35320, 78383)]