320160820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{373}}^1\times {\mathrm{6131}}^1$

素因数の和:6520

約数の個数: 48

約数和(自身を含む): 770571648

約数和(自身を除く): 450410828

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 373, 746, 1492, 1865, 2611, 3730, 5222, 6131, 7460, 10444, 12262, 13055, 24524, 26110, 30655, 42917, 52220, 61310, 85834, 122620, 171668, 214585, 429170, 858340, 2286863, 4573726, 9147452, 11434315, 16008041, 22868630, 32016082, 45737260, 64032164, 80040205, 160080410, 320160820]

約数ペア:

[(1, 320160820), (2, 160080410), (4, 80040205), (5, 64032164), (7, 45737260), (10, 32016082), (14, 22868630), (20, 16008041), (28, 11434315), (35, 9147452), (70, 4573726), (140, 2286863), (373, 858340), (746, 429170), (1492, 214585), (1865, 171668), (2611, 122620), (3730, 85834), (5222, 61310), (6131, 52220), (7460, 42917), (10444, 30655), (12262, 26110), (13055, 24524)]