27720336460

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{809}}^1\times {\mathrm{74489}}^1$

素因数の和:75330

約数の個数: 48

約数和(自身を含む): 60819595200

約数和(自身を除く): 33099258740

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 809, 1618, 3236, 4045, 8090, 16180, 18607, 37214, 74428, 74489, 93035, 148978, 186070, 297956, 372140, 372445, 744890, 1489780, 1713247, 3426494, 6852988, 8566235, 17132470, 34264940, 60261601, 120523202, 241046404, 301308005, 602616010, 1205232020, 1386016823, 2772033646, 5544067292, 6930084115, 13860168230, 27720336460]

約数ペア:

[(1, 27720336460), (2, 13860168230), (4, 6930084115), (5, 5544067292), (10, 2772033646), (20, 1386016823), (23, 1205232020), (46, 602616010), (92, 301308005), (115, 241046404), (230, 120523202), (460, 60261601), (809, 34264940), (1618, 17132470), (3236, 8566235), (4045, 6852988), (8090, 3426494), (16180, 1713247), (18607, 1489780), (37214, 744890), (74428, 372445), (74489, 372140), (93035, 297956), (148978, 186070)]