18628140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{4253}}^1$

素因数の和:4338

約数の個数: 48

約数和(自身を含む): 52885728

約数和(自身を除く): 34257588

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 73, 146, 219, 292, 365, 438, 730, 876, 1095, 1460, 2190, 4253, 4380, 8506, 12759, 17012, 21265, 25518, 42530, 51036, 63795, 85060, 127590, 255180, 310469, 620938, 931407, 1241876, 1552345, 1862814, 3104690, 3725628, 4657035, 6209380, 9314070, 18628140]

約数ペア:

[(1, 18628140), (2, 9314070), (3, 6209380), (4, 4657035), (5, 3725628), (6, 3104690), (10, 1862814), (12, 1552345), (15, 1241876), (20, 931407), (30, 620938), (60, 310469), (73, 255180), (146, 127590), (219, 85060), (292, 63795), (365, 51036), (438, 42530), (730, 25518), (876, 21265), (1095, 17012), (1460, 12759), (2190, 8506), (4253, 4380)]