31390310

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{8461}}^1$

素因数の和:8528

約数の個数: 32

約数和(自身を含む): 65800512

約数和(自身を除く): 34410202

約数列:

[1, 2, 5, 7, 10, 14, 35, 53, 70, 106, 265, 371, 530, 742, 1855, 3710, 8461, 16922, 42305, 59227, 84610, 118454, 296135, 448433, 592270, 896866, 2242165, 3139031, 4484330, 6278062, 15695155, 31390310]

約数ペア:

[(1, 31390310), (2, 15695155), (5, 6278062), (7, 4484330), (10, 3139031), (14, 2242165), (35, 896866), (53, 592270), (70, 448433), (106, 296135), (265, 118454), (371, 84610), (530, 59227), (742, 42305), (1855, 16922), (3710, 8461)]