13202480

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{2089}}^1$

素因数の和:2181

約数の個数: 40

約数和(自身を含む): 31099200

約数和(自身を除く): 17896720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 316, 395, 632, 790, 1264, 1580, 2089, 3160, 4178, 6320, 8356, 10445, 16712, 20890, 33424, 41780, 83560, 165031, 167120, 330062, 660124, 825155, 1320248, 1650310, 2640496, 3300620, 6601240, 13202480]

約数ペア:

[(1, 13202480), (2, 6601240), (4, 3300620), (5, 2640496), (8, 1650310), (10, 1320248), (16, 825155), (20, 660124), (40, 330062), (79, 167120), (80, 165031), (158, 83560), (316, 41780), (395, 33424), (632, 20890), (790, 16712), (1264, 10445), (1580, 8356), (2089, 6320), (3160, 4178)]