1309480

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1723}}^1$

素因数の和:1753

約数の個数: 32

約数和(自身を含む): 3103200

約数和(自身を除く): 1793720

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 1723, 3446, 6892, 8615, 13784, 17230, 32737, 34460, 65474, 68920, 130948, 163685, 261896, 327370, 654740, 1309480]

約数ペア:

[(1, 1309480), (2, 654740), (4, 327370), (5, 261896), (8, 163685), (10, 130948), (19, 68920), (20, 65474), (38, 34460), (40, 32737), (76, 17230), (95, 13784), (152, 8615), (190, 6892), (380, 3446), (760, 1723)]