264492040

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{93131}}^1$

素因数の和:93213

約数の個数: 32

約数和(自身を含む): 603495360

約数和(自身を除く): 339003320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 93131, 186262, 372524, 465655, 745048, 931310, 1862620, 3725240, 6612301, 13224602, 26449204, 33061505, 52898408, 66123010, 132246020, 264492040]

約数ペア:

[(1, 264492040), (2, 132246020), (4, 66123010), (5, 52898408), (8, 33061505), (10, 26449204), (20, 13224602), (40, 6612301), (71, 3725240), (142, 1862620), (284, 931310), (355, 745048), (568, 465655), (710, 372524), (1420, 186262), (2840, 93131)]