20247950855

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{6829}}^1$

素因数の和:6960

約数の個数: 64

約数和(自身を含む): 28703047680

約数和(自身を除く): 8455096825

約数列:

[1, 5, 11, 31, 37, 47, 55, 155, 185, 235, 341, 407, 517, 1147, 1457, 1705, 1739, 2035, 2585, 5735, 6829, 7285, 8695, 12617, 16027, 19129, 34145, 53909, 63085, 75119, 80135, 95645, 211699, 252673, 269545, 320963, 375595, 592999, 1058495, 1263365, 1604815, 2328689, 2779403, 2964995, 3530593, 7832863, 9949853, 11643445, 11875631, 13897015, 17652965, 39164315, 49749265, 59378155, 86161493, 109448383, 130631941, 368144561, 430807465, 547241915, 653159705, 1840722805, 4049590171, 20247950855]

約数ペア:

[(1, 20247950855), (5, 4049590171), (11, 1840722805), (31, 653159705), (37, 547241915), (47, 430807465), (55, 368144561), (155, 130631941), (185, 109448383), (235, 86161493), (341, 59378155), (407, 49749265), (517, 39164315), (1147, 17652965), (1457, 13897015), (1705, 11875631), (1739, 11643445), (2035, 9949853), (2585, 7832863), (5735, 3530593), (6829, 2964995), (7285, 2779403), (8695, 2328689), (12617, 1604815), (16027, 1263365), (19129, 1058495), (34145, 592999), (53909, 375595), (63085, 320963), (75119, 269545), (80135, 252673), (95645, 211699)]