20661030

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17659}}^1$

素因数の和:17685

約数の個数: 48

約数和(自身を含む): 57854160

約数和(自身を除く): 37193130

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 17659, 35318, 52977, 88295, 105954, 158931, 176590, 229567, 264885, 317862, 459134, 529770, 688701, 794655, 1147835, 1377402, 1589310, 2066103, 2295670, 3443505, 4132206, 6887010, 10330515, 20661030]

約数ペア:

[(1, 20661030), (2, 10330515), (3, 6887010), (5, 4132206), (6, 3443505), (9, 2295670), (10, 2066103), (13, 1589310), (15, 1377402), (18, 1147835), (26, 794655), (30, 688701), (39, 529770), (45, 459134), (65, 317862), (78, 264885), (90, 229567), (117, 176590), (130, 158931), (195, 105954), (234, 88295), (390, 52977), (585, 35318), (1170, 17659)]