395280452080

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{3881387}}^1$

素因数の和:3881486

約数の個数: 80

約数和(自身を含む): 981835908480

約数和(自身を除く): 586555456400

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 67, 76, 80, 95, 134, 152, 190, 268, 304, 335, 380, 536, 670, 760, 1072, 1273, 1340, 1520, 2546, 2680, 5092, 5360, 6365, 10184, 12730, 20368, 25460, 50920, 101840, 3881387, 7762774, 15525548, 19406935, 31051096, 38813870, 62102192, 73746353, 77627740, 147492706, 155255480, 260052929, 294985412, 310510960, 368731765, 520105858, 589970824, 737463530, 1040211716, 1179941648, 1300264645, 1474927060, 2080423432, 2600529290, 2949854120, 4160846864, 4941005651, 5201058580, 5899708240, 9882011302, 10402117160, 19764022604, 20804234320, 24705028255, 39528045208, 49410056510, 79056090416, 98820113020, 197640226040, 395280452080]

約数ペア:

[(1, 395280452080), (2, 197640226040), (4, 98820113020), (5, 79056090416), (8, 49410056510), (10, 39528045208), (16, 24705028255), (19, 20804234320), (20, 19764022604), (38, 10402117160), (40, 9882011302), (67, 5899708240), (76, 5201058580), (80, 4941005651), (95, 4160846864), (134, 2949854120), (152, 2600529290), (190, 2080423432), (268, 1474927060), (304, 1300264645), (335, 1179941648), (380, 1040211716), (536, 737463530), (670, 589970824), (760, 520105858), (1072, 368731765), (1273, 310510960), (1340, 294985412), (1520, 260052929), (2546, 155255480), (2680, 147492706), (5092, 77627740), (5360, 73746353), (6365, 62102192), (10184, 38813870), (12730, 31051096), (20368, 19406935), (25460, 15525548), (50920, 7762774), (101840, 3881387)]