20238918350

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{109}}^1\times {\mathrm{75787}}^1$

素因数の和:75922

約数の個数: 72

約数和(自身を含む): 44192740680

約数和(自身を除く): 23953822330

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 49, 50, 70, 98, 109, 175, 218, 245, 350, 490, 545, 763, 1090, 1225, 1526, 2450, 2725, 3815, 5341, 5450, 7630, 10682, 19075, 26705, 38150, 53410, 75787, 133525, 151574, 267050, 378935, 530509, 757870, 1061018, 1894675, 2652545, 3713563, 3789350, 5305090, 7427126, 8260783, 13262725, 16521566, 18567815, 26525450, 37135630, 41303915, 57825481, 82607830, 92839075, 115650962, 185678150, 206519575, 289127405, 404778367, 413039150, 578254810, 809556734, 1445637025, 2023891835, 2891274050, 4047783670, 10119459175, 20238918350]

約数ペア:

[(1, 20238918350), (2, 10119459175), (5, 4047783670), (7, 2891274050), (10, 2023891835), (14, 1445637025), (25, 809556734), (35, 578254810), (49, 413039150), (50, 404778367), (70, 289127405), (98, 206519575), (109, 185678150), (175, 115650962), (218, 92839075), (245, 82607830), (350, 57825481), (490, 41303915), (545, 37135630), (763, 26525450), (1090, 18567815), (1225, 16521566), (1526, 13262725), (2450, 8260783), (2725, 7427126), (3815, 5305090), (5341, 3789350), (5450, 3713563), (7630, 2652545), (10682, 1894675), (19075, 1061018), (26705, 757870), (38150, 530509), (53410, 378935), (75787, 267050), (133525, 151574)]