36706537480

素因数分解:

$2^3\times 5^1\times {\mathrm{1997}}^1\times {\mathrm{459521}}^1$

素因数の和:461529

約数の個数: 32

約数和(自身を含む): 82631246040

約数和(自身を除く): 45924708560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1997, 3994, 7988, 9985, 15976, 19970, 39940, 79880, 459521, 919042, 1838084, 2297605, 3676168, 4595210, 9190420, 18380840, 917663437, 1835326874, 3670653748, 4588317185, 7341307496, 9176634370, 18353268740, 36706537480]

約数ペア:

[(1, 36706537480), (2, 18353268740), (4, 9176634370), (5, 7341307496), (8, 4588317185), (10, 3670653748), (20, 1835326874), (40, 917663437), (1997, 18380840), (3994, 9190420), (7988, 4595210), (9985, 3676168), (15976, 2297605), (19970, 1838084), (39940, 919042), (79880, 459521)]