40707940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{22367}}^1$

素因数の和:22396

約数の個数: 48

約数和(自身を含む): 105219072

約数和(自身を除く): 64511132

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 22367, 44734, 89468, 111835, 156569, 223670, 290771, 313138, 447340, 581542, 626276, 782845, 1163084, 1453855, 1565690, 2035397, 2907710, 3131380, 4070794, 5815420, 8141588, 10176985, 20353970, 40707940]

約数ペア:

[(1, 40707940), (2, 20353970), (4, 10176985), (5, 8141588), (7, 5815420), (10, 4070794), (13, 3131380), (14, 2907710), (20, 2035397), (26, 1565690), (28, 1453855), (35, 1163084), (52, 782845), (65, 626276), (70, 581542), (91, 447340), (130, 313138), (140, 290771), (182, 223670), (260, 156569), (364, 111835), (455, 89468), (910, 44734), (1820, 22367)]