3994540

素因数分解:

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

素因数の和:358

約数の個数: 48

約数和(自身を含む): 9321984

約数和(自身を除く): 5327444

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 67, 110, 134, 220, 268, 271, 335, 542, 670, 737, 1084, 1340, 1355, 1474, 2710, 2948, 2981, 3685, 5420, 5962, 7370, 11924, 14740, 14905, 18157, 29810, 36314, 59620, 72628, 90785, 181570, 199727, 363140, 399454, 798908, 998635, 1997270, 3994540]

約数ペア:

[(1, 3994540), (2, 1997270), (4, 998635), (5, 798908), (10, 399454), (11, 363140), (20, 199727), (22, 181570), (44, 90785), (55, 72628), (67, 59620), (110, 36314), (134, 29810), (220, 18157), (268, 14905), (271, 14740), (335, 11924), (542, 7370), (670, 5962), (737, 5420), (1084, 3685), (1340, 2981), (1355, 2948), (1474, 2710)]