38142940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{281}}^1\times {\mathrm{617}}^1$

素因数の和:918

約数の個数: 48

約数和(自身を含む): 87835104

約数和(自身を除く): 49692164

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 281, 562, 617, 1124, 1234, 1405, 2468, 2810, 3085, 3091, 5620, 6170, 6182, 6787, 12340, 12364, 13574, 15455, 27148, 30910, 33935, 61820, 67870, 135740, 173377, 346754, 693508, 866885, 1733770, 1907147, 3467540, 3814294, 7628588, 9535735, 19071470, 38142940]

約数ペア:

[(1, 38142940), (2, 19071470), (4, 9535735), (5, 7628588), (10, 3814294), (11, 3467540), (20, 1907147), (22, 1733770), (44, 866885), (55, 693508), (110, 346754), (220, 173377), (281, 135740), (562, 67870), (617, 61820), (1124, 33935), (1234, 30910), (1405, 27148), (2468, 15455), (2810, 13574), (3085, 12364), (3091, 12340), (5620, 6787), (6170, 6182)]