7804040

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{5273}}^1$

素因数の和:5321

約数の個数: 32

約数和(自身を含む): 18037080

約数和(自身を除く): 10233040

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 5273, 10546, 21092, 26365, 42184, 52730, 105460, 195101, 210920, 390202, 780404, 975505, 1560808, 1951010, 3902020, 7804040]

約数ペア:

[(1, 7804040), (2, 3902020), (4, 1951010), (5, 1560808), (8, 975505), (10, 780404), (20, 390202), (37, 210920), (40, 195101), (74, 105460), (148, 52730), (185, 42184), (296, 26365), (370, 21092), (740, 10546), (1480, 5273)]