7236520

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{1601}}^1$

素因数の和:1725

約数の個数: 32

約数和(自身を含む): 16436520

約数和(自身を除く): 9200000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 1601, 2260, 3202, 4520, 6404, 8005, 12808, 16010, 32020, 64040, 180913, 361826, 723652, 904565, 1447304, 1809130, 3618260, 7236520]

約数ペア:

[(1, 7236520), (2, 3618260), (4, 1809130), (5, 1447304), (8, 904565), (10, 723652), (20, 361826), (40, 180913), (113, 64040), (226, 32020), (452, 16010), (565, 12808), (904, 8005), (1130, 6404), (1601, 4520), (2260, 3202)]