791439740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{434857}}^1$

素因数の和:434886

約数の個数: 48

約数和(自身を含む): 2045572032

約数和(自身を除く): 1254132292

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, 434857, 869714, 1739428, 2174285, 3043999, 4348570, 5653141, 6087998, 8697140, 11306282, 12175996, 15219995, 22612564, 28265705, 30439990, 39571987, 56531410, 60879980, 79143974, 113062820, 158287948, 197859935, 395719870, 791439740]

約数ペア:

[(1, 791439740), (2, 395719870), (4, 197859935), (5, 158287948), (7, 113062820), (10, 79143974), (13, 60879980), (14, 56531410), (20, 39571987), (26, 30439990), (28, 28265705), (35, 22612564), (52, 15219995), (65, 12175996), (70, 11306282), (91, 8697140), (130, 6087998), (140, 5653141), (182, 4348570), (260, 3043999), (364, 2174285), (455, 1739428), (910, 869714), (1820, 434857)]