12641080

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{16633}}^1$

素因数の和:16663

約数の個数: 32

約数和(自身を含む): 29941200

約数和(自身を除く): 17300120

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 16633, 33266, 66532, 83165, 133064, 166330, 316027, 332660, 632054, 665320, 1264108, 1580135, 2528216, 3160270, 6320540, 12641080]

約数ペア:

[(1, 12641080), (2, 6320540), (4, 3160270), (5, 2528216), (8, 1580135), (10, 1264108), (19, 665320), (20, 632054), (38, 332660), (40, 316027), (76, 166330), (95, 133064), (152, 83165), (190, 66532), (380, 33266), (760, 16633)]