20067270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{229}}^1$

素因数の和:389

約数の個数: 64

約数和(自身を含む): 50872320

約数和(自身を除く): 30805050

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 127, 138, 229, 230, 254, 345, 381, 458, 635, 687, 690, 762, 1145, 1270, 1374, 1905, 2290, 2921, 3435, 3810, 5267, 5842, 6870, 8763, 10534, 14605, 15801, 17526, 26335, 29083, 29210, 31602, 43815, 52670, 58166, 79005, 87249, 87630, 145415, 158010, 174498, 290830, 436245, 668909, 872490, 1337818, 2006727, 3344545, 4013454, 6689090, 10033635, 20067270]

約数ペア:

[(1, 20067270), (2, 10033635), (3, 6689090), (5, 4013454), (6, 3344545), (10, 2006727), (15, 1337818), (23, 872490), (30, 668909), (46, 436245), (69, 290830), (115, 174498), (127, 158010), (138, 145415), (229, 87630), (230, 87249), (254, 79005), (345, 58166), (381, 52670), (458, 43815), (635, 31602), (687, 29210), (690, 29083), (762, 26335), (1145, 17526), (1270, 15801), (1374, 14605), (1905, 10534), (2290, 8763), (2921, 6870), (3435, 5842), (3810, 5267)]