203464840

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{299213}}^1$

素因数の和:299241

約数の個数: 32

約数和(自身を含む): 484726680

約数和(自身を除く): 281261840

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 299213, 598426, 1196852, 1496065, 2393704, 2992130, 5086621, 5984260, 10173242, 11968520, 20346484, 25433105, 40692968, 50866210, 101732420, 203464840]

約数ペア:

[(1, 203464840), (2, 101732420), (4, 50866210), (5, 40692968), (8, 25433105), (10, 20346484), (17, 11968520), (20, 10173242), (34, 5984260), (40, 5086621), (68, 2992130), (85, 2393704), (136, 1496065), (170, 1196852), (340, 598426), (680, 299213)]