1991130

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2141}}^1$

素因数の和:2182

約数の個数: 32

約数和(自身を含む): 4935168

約数和(自身を除く): 2944038

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 155, 186, 310, 465, 930, 2141, 4282, 6423, 10705, 12846, 21410, 32115, 64230, 66371, 132742, 199113, 331855, 398226, 663710, 995565, 1991130]

約数ペア:

[(1, 1991130), (2, 995565), (3, 663710), (5, 398226), (6, 331855), (10, 199113), (15, 132742), (30, 66371), (31, 64230), (62, 32115), (93, 21410), (155, 12846), (186, 10705), (310, 6423), (465, 4282), (930, 2141)]