1327761040

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{873527}}^1$

素因数の和:873559

約数の個数: 40

約数和(自身を含む): 3249524160

約数和(自身を除く): 1921763120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 873527, 1747054, 3494108, 4367635, 6988216, 8735270, 13976432, 16597013, 17470540, 33194026, 34941080, 66388052, 69882160, 82985065, 132776104, 165970130, 265552208, 331940260, 663880520, 1327761040]

約数ペア:

[(1, 1327761040), (2, 663880520), (4, 331940260), (5, 265552208), (8, 165970130), (10, 132776104), (16, 82985065), (19, 69882160), (20, 66388052), (38, 34941080), (40, 33194026), (76, 17470540), (80, 16597013), (95, 13976432), (152, 8735270), (190, 6988216), (304, 4367635), (380, 3494108), (760, 1747054), (1520, 873527)]