17811756640

素因数分解:

$2^5\times 5^1\times {\mathrm{53}}^2\times {\mathrm{39631}}^1$

素因数の和:39752

約数の個数: 72

約数和(自身を含む): 42890305248

約数和(自身を除く): 25078548608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 80, 106, 160, 212, 265, 424, 530, 848, 1060, 1696, 2120, 2809, 4240, 5618, 8480, 11236, 14045, 22472, 28090, 39631, 44944, 56180, 79262, 89888, 112360, 158524, 198155, 224720, 317048, 396310, 449440, 634096, 792620, 1268192, 1585240, 2100443, 3170480, 4200886, 6340960, 8401772, 10502215, 16803544, 21004430, 33607088, 42008860, 67214176, 84017720, 111323479, 168035440, 222646958, 336070880, 445293916, 556617395, 890587832, 1113234790, 1781175664, 2226469580, 3562351328, 4452939160, 8905878320, 17811756640]

約数ペア:

[(1, 17811756640), (2, 8905878320), (4, 4452939160), (5, 3562351328), (8, 2226469580), (10, 1781175664), (16, 1113234790), (20, 890587832), (32, 556617395), (40, 445293916), (53, 336070880), (80, 222646958), (106, 168035440), (160, 111323479), (212, 84017720), (265, 67214176), (424, 42008860), (530, 33607088), (848, 21004430), (1060, 16803544), (1696, 10502215), (2120, 8401772), (2809, 6340960), (4240, 4200886), (5618, 3170480), (8480, 2100443), (11236, 1585240), (14045, 1268192), (22472, 792620), (28090, 634096), (39631, 449440), (44944, 396310), (56180, 317048), (79262, 224720), (89888, 198155), (112360, 158524)]