2013940940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{67}}^1\times {\mathrm{12421}}^1$

素因数の和:12519

約数の個数: 72

約数和(自身を含む): 4718471856

約数和(自身を除く): 2704530916

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 67, 110, 121, 134, 220, 242, 268, 335, 484, 605, 670, 737, 1210, 1340, 1474, 2420, 2948, 3685, 7370, 8107, 12421, 14740, 16214, 24842, 32428, 40535, 49684, 62105, 81070, 124210, 136631, 162140, 248420, 273262, 546524, 683155, 832207, 1366310, 1502941, 1664414, 2732620, 3005882, 3328828, 4161035, 6011764, 7514705, 8322070, 9154277, 15029410, 16644140, 18308554, 30058820, 36617108, 45771385, 91542770, 100697047, 183085540, 201394094, 402788188, 503485235, 1006970470, 2013940940]

約数ペア:

[(1, 2013940940), (2, 1006970470), (4, 503485235), (5, 402788188), (10, 201394094), (11, 183085540), (20, 100697047), (22, 91542770), (44, 45771385), (55, 36617108), (67, 30058820), (110, 18308554), (121, 16644140), (134, 15029410), (220, 9154277), (242, 8322070), (268, 7514705), (335, 6011764), (484, 4161035), (605, 3328828), (670, 3005882), (737, 2732620), (1210, 1664414), (1340, 1502941), (1474, 1366310), (2420, 832207), (2948, 683155), (3685, 546524), (7370, 273262), (8107, 248420), (12421, 162140), (14740, 136631), (16214, 124210), (24842, 81070), (32428, 62105), (40535, 49684)]