40405218

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{4201}}^1$

素因数の和:4442

約数の個数: 32

約数和(自身を含む): 92780160

約数和(自身を除く): 52374942

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 229, 458, 687, 1374, 1603, 3206, 4201, 4809, 8402, 9618, 12603, 25206, 29407, 58814, 88221, 176442, 962029, 1924058, 2886087, 5772174, 6734203, 13468406, 20202609, 40405218]

約数ペア:

[(1, 40405218), (2, 20202609), (3, 13468406), (6, 6734203), (7, 5772174), (14, 2886087), (21, 1924058), (42, 962029), (229, 176442), (458, 88221), (687, 58814), (1374, 29407), (1603, 25206), (3206, 12603), (4201, 9618), (4809, 8402)]