43939940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{67}}^1\times {\mathrm{271}}^1$

素因数の和:369

約数の個数: 72

約数和(自身を含む): 103318656

約数和(自身を除く): 59378716

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 67, 110, 121, 134, 220, 242, 268, 271, 335, 484, 542, 605, 670, 737, 1084, 1210, 1340, 1355, 1474, 2420, 2710, 2948, 2981, 3685, 5420, 5962, 7370, 8107, 11924, 14740, 14905, 16214, 18157, 29810, 32428, 32791, 36314, 40535, 59620, 65582, 72628, 81070, 90785, 131164, 162140, 163955, 181570, 199727, 327910, 363140, 399454, 655820, 798908, 998635, 1997270, 2196997, 3994540, 4393994, 8787988, 10984985, 21969970, 43939940]

約数ペア:

[(1, 43939940), (2, 21969970), (4, 10984985), (5, 8787988), (10, 4393994), (11, 3994540), (20, 2196997), (22, 1997270), (44, 998635), (55, 798908), (67, 655820), (110, 399454), (121, 363140), (134, 327910), (220, 199727), (242, 181570), (268, 163955), (271, 162140), (335, 131164), (484, 90785), (542, 81070), (605, 72628), (670, 65582), (737, 59620), (1084, 40535), (1210, 36314), (1340, 32791), (1355, 32428), (1474, 29810), (2420, 18157), (2710, 16214), (2948, 14905), (2981, 14740), (3685, 11924), (5420, 8107), (5962, 7370)]