208394520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1736621}}^1$

素因数の和:1736635

約数の個数: 32

約数和(自身を含む): 625183920

約数和(自身を除く): 416789400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1736621, 3473242, 5209863, 6946484, 8683105, 10419726, 13892968, 17366210, 20839452, 26049315, 34732420, 41678904, 52098630, 69464840, 104197260, 208394520]

約数ペア:

[(1, 208394520), (2, 104197260), (3, 69464840), (4, 52098630), (5, 41678904), (6, 34732420), (8, 26049315), (10, 20839452), (12, 17366210), (15, 13892968), (20, 10419726), (24, 8683105), (30, 6946484), (40, 5209863), (60, 3473242), (120, 1736621)]