20557260

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{38069}}^1$

素因数の和:38087

約数の個数: 48

約数和(自身を含む): 63957600

約数和(自身を除く): 43400340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 38069, 76138, 114207, 152276, 190345, 228414, 342621, 380690, 456828, 571035, 685242, 761380, 1027863, 1142070, 1370484, 1713105, 2055726, 2284140, 3426210, 4111452, 5139315, 6852420, 10278630, 20557260]

約数ペア:

[(1, 20557260), (2, 10278630), (3, 6852420), (4, 5139315), (5, 4111452), (6, 3426210), (9, 2284140), (10, 2055726), (12, 1713105), (15, 1370484), (18, 1142070), (20, 1027863), (27, 761380), (30, 685242), (36, 571035), (45, 456828), (54, 380690), (60, 342621), (90, 228414), (108, 190345), (135, 152276), (180, 114207), (270, 76138), (540, 38069)]