8561960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1$

素因数の和:123

約数の個数: 96

約数和(自身を含む): 22264200

約数和(自身を除く): 13702240

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 29, 40, 44, 55, 58, 61, 88, 110, 116, 121, 122, 145, 220, 232, 242, 244, 290, 305, 319, 440, 484, 488, 580, 605, 610, 638, 671, 968, 1160, 1210, 1220, 1276, 1342, 1595, 1769, 2420, 2440, 2552, 2684, 3190, 3355, 3509, 3538, 4840, 5368, 6380, 6710, 7018, 7076, 7381, 8845, 12760, 13420, 14036, 14152, 14762, 17545, 17690, 19459, 26840, 28072, 29524, 35090, 35380, 36905, 38918, 59048, 70180, 70760, 73810, 77836, 97295, 140360, 147620, 155672, 194590, 214049, 295240, 389180, 428098, 778360, 856196, 1070245, 1712392, 2140490, 4280980, 8561960]

約数ペア:

[(1, 8561960), (2, 4280980), (4, 2140490), (5, 1712392), (8, 1070245), (10, 856196), (11, 778360), (20, 428098), (22, 389180), (29, 295240), (40, 214049), (44, 194590), (55, 155672), (58, 147620), (61, 140360), (88, 97295), (110, 77836), (116, 73810), (121, 70760), (122, 70180), (145, 59048), (220, 38918), (232, 36905), (242, 35380), (244, 35090), (290, 29524), (305, 28072), (319, 26840), (440, 19459), (484, 17690), (488, 17545), (580, 14762), (605, 14152), (610, 14036), (638, 13420), (671, 12760), (968, 8845), (1160, 7381), (1210, 7076), (1220, 7018), (1276, 6710), (1342, 6380), (1595, 5368), (1769, 4840), (2420, 3538), (2440, 3509), (2552, 3355), (2684, 3190)]