141289240

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{42557}}^1$

素因数の和:42651

約数の個数: 32

約数和(自身を含む): 321738480

約数和(自身を除く): 180449240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 42557, 85114, 170228, 212785, 340456, 425570, 851140, 1702280, 3532231, 7064462, 14128924, 17661155, 28257848, 35322310, 70644620, 141289240]

約数ペア:

[(1, 141289240), (2, 70644620), (4, 35322310), (5, 28257848), (8, 17661155), (10, 14128924), (20, 7064462), (40, 3532231), (83, 1702280), (166, 851140), (332, 425570), (415, 340456), (664, 212785), (830, 170228), (1660, 85114), (3320, 42557)]