2246320

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{653}}^1$

素因数の和:709

約数の個数: 40

約数和(自身を含む): 5352336

約数和(自身を除く): 3106016

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 653, 688, 860, 1306, 1720, 2612, 3265, 3440, 5224, 6530, 10448, 13060, 26120, 28079, 52240, 56158, 112316, 140395, 224632, 280790, 449264, 561580, 1123160, 2246320]

約数ペア:

[(1, 2246320), (2, 1123160), (4, 561580), (5, 449264), (8, 280790), (10, 224632), (16, 140395), (20, 112316), (40, 56158), (43, 52240), (80, 28079), (86, 26120), (172, 13060), (215, 10448), (344, 6530), (430, 5224), (653, 3440), (688, 3265), (860, 2612), (1306, 1720)]