7540110

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{421}}^1$

素因数の和:633

約数の個数: 48

約数和(自身を含む): 19749600

約数和(自身を除く): 12209490

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 199, 398, 421, 597, 842, 995, 1194, 1263, 1791, 1990, 2105, 2526, 2985, 3582, 3789, 4210, 5970, 6315, 7578, 8955, 12630, 17910, 18945, 37890, 83779, 167558, 251337, 418895, 502674, 754011, 837790, 1256685, 1508022, 2513370, 3770055, 7540110]

約数ペア:

[(1, 7540110), (2, 3770055), (3, 2513370), (5, 1508022), (6, 1256685), (9, 837790), (10, 754011), (15, 502674), (18, 418895), (30, 251337), (45, 167558), (90, 83779), (199, 37890), (398, 18945), (421, 17910), (597, 12630), (842, 8955), (995, 7578), (1194, 6315), (1263, 5970), (1791, 4210), (1990, 3789), (2105, 3582), (2526, 2985)]