28405890

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{35069}}^1$

素因数の和:35088

約数の個数: 40

約数和(自身を含む): 76382460

約数和(自身を除く): 47976570

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 35069, 70138, 105207, 175345, 210414, 315621, 350690, 526035, 631242, 946863, 1052070, 1578105, 1893726, 2840589, 3156210, 4734315, 5681178, 9468630, 14202945, 28405890]

約数ペア:

[(1, 28405890), (2, 14202945), (3, 9468630), (5, 5681178), (6, 4734315), (9, 3156210), (10, 2840589), (15, 1893726), (18, 1578105), (27, 1052070), (30, 946863), (45, 631242), (54, 526035), (81, 350690), (90, 315621), (135, 210414), (162, 175345), (270, 105207), (405, 70138), (810, 35069)]