7842160

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1607}}^1$

素因数の和:1681

約数の個数: 40

約数和(自身を含む): 18543456

約数和(自身を除く): 10701296

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 1607, 2440, 3214, 4880, 6428, 8035, 12856, 16070, 25712, 32140, 64280, 98027, 128560, 196054, 392108, 490135, 784216, 980270, 1568432, 1960540, 3921080, 7842160]

約数ペア:

[(1, 7842160), (2, 3921080), (4, 1960540), (5, 1568432), (8, 980270), (10, 784216), (16, 490135), (20, 392108), (40, 196054), (61, 128560), (80, 98027), (122, 64280), (244, 32140), (305, 25712), (488, 16070), (610, 12856), (976, 8035), (1220, 6428), (1607, 4880), (2440, 3214)]