28647480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{238729}}^1$

素因数の和:238743

約数の個数: 32

約数和(自身を含む): 85942800

約数和(自身を除く): 57295320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 238729, 477458, 716187, 954916, 1193645, 1432374, 1909832, 2387290, 2864748, 3580935, 4774580, 5729496, 7161870, 9549160, 14323740, 28647480]

約数ペア:

[(1, 28647480), (2, 14323740), (3, 9549160), (4, 7161870), (5, 5729496), (6, 4774580), (8, 3580935), (10, 2864748), (12, 2387290), (15, 1909832), (20, 1432374), (24, 1193645), (30, 954916), (40, 716187), (60, 477458), (120, 238729)]