20875710

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{22447}}^1$

素因数の和:22488

約数の個数: 32

約数和(自身を含む): 51720192

約数和(自身を除く): 30844482

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 155, 186, 310, 465, 930, 22447, 44894, 67341, 112235, 134682, 224470, 336705, 673410, 695857, 1391714, 2087571, 3479285, 4175142, 6958570, 10437855, 20875710]

約数ペア:

[(1, 20875710), (2, 10437855), (3, 6958570), (5, 4175142), (6, 3479285), (10, 2087571), (15, 1391714), (30, 695857), (31, 673410), (62, 336705), (93, 224470), (155, 134682), (186, 112235), (310, 67341), (465, 44894), (930, 22447)]