1987950

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{457}}^1$

素因数の和:501

約数の個数: 48

約数和(自身を含む): 5111280

約数和(自身を除く): 3123330

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 29, 30, 50, 58, 75, 87, 145, 150, 174, 290, 435, 457, 725, 870, 914, 1371, 1450, 2175, 2285, 2742, 4350, 4570, 6855, 11425, 13253, 13710, 22850, 26506, 34275, 39759, 66265, 68550, 79518, 132530, 198795, 331325, 397590, 662650, 993975, 1987950]

約数ペア:

[(1, 1987950), (2, 993975), (3, 662650), (5, 397590), (6, 331325), (10, 198795), (15, 132530), (25, 79518), (29, 68550), (30, 66265), (50, 39759), (58, 34275), (75, 26506), (87, 22850), (145, 13710), (150, 13253), (174, 11425), (290, 6855), (435, 4570), (457, 4350), (725, 2742), (870, 2285), (914, 2175), (1371, 1450)]