1982840

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2609}}^1$

素因数の和:2639

約数の個数: 32

約数和(自身を含む): 4698000

約数和(自身を除く): 2715160

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 2609, 5218, 10436, 13045, 20872, 26090, 49571, 52180, 99142, 104360, 198284, 247855, 396568, 495710, 991420, 1982840]

約数ペア:

[(1, 1982840), (2, 991420), (4, 495710), (5, 396568), (8, 247855), (10, 198284), (19, 104360), (20, 99142), (38, 52180), (40, 49571), (76, 26090), (95, 20872), (152, 13045), (190, 10436), (380, 5218), (760, 2609)]