169469740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{40543}}^1$

素因数の和:40582

約数の個数: 48

約数和(自身を含む): 408683520

約数和(自身を除く): 239213780

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2090, 4180, 40543, 81086, 162172, 202715, 405430, 445973, 770317, 810860, 891946, 1540634, 1783892, 2229865, 3081268, 3851585, 4459730, 7703170, 8473487, 8919460, 15406340, 16946974, 33893948, 42367435, 84734870, 169469740]

約数ペア:

[(1, 169469740), (2, 84734870), (4, 42367435), (5, 33893948), (10, 16946974), (11, 15406340), (19, 8919460), (20, 8473487), (22, 7703170), (38, 4459730), (44, 3851585), (55, 3081268), (76, 2229865), (95, 1783892), (110, 1540634), (190, 891946), (209, 810860), (220, 770317), (380, 445973), (418, 405430), (836, 202715), (1045, 162172), (2090, 81086), (4180, 40543)]