31888840

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41959}}^1$

素因数の和:41989

約数の個数: 32

約数和(自身を含む): 75528000

約数和(自身を除く): 43639160

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 41959, 83918, 167836, 209795, 335672, 419590, 797221, 839180, 1594442, 1678360, 3188884, 3986105, 6377768, 7972210, 15944420, 31888840]

約数ペア:

[(1, 31888840), (2, 15944420), (4, 7972210), (5, 6377768), (8, 3986105), (10, 3188884), (19, 1678360), (20, 1594442), (38, 839180), (40, 797221), (76, 419590), (95, 335672), (152, 209795), (190, 167836), (380, 83918), (760, 41959)]