28820790

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{179}}^1\times {\mathrm{1789}}^1$

素因数の和:1981

約数の個数: 48

約数和(自身を含む): 75394800

約数和(自身を除く): 46574010

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 179, 358, 537, 895, 1074, 1611, 1789, 1790, 2685, 3222, 3578, 5367, 5370, 8055, 8945, 10734, 16101, 16110, 17890, 26835, 32202, 53670, 80505, 161010, 320231, 640462, 960693, 1601155, 1921386, 2882079, 3202310, 4803465, 5764158, 9606930, 14410395, 28820790]

約数ペア:

[(1, 28820790), (2, 14410395), (3, 9606930), (5, 5764158), (6, 4803465), (9, 3202310), (10, 2882079), (15, 1921386), (18, 1601155), (30, 960693), (45, 640462), (90, 320231), (179, 161010), (358, 80505), (537, 53670), (895, 32202), (1074, 26835), (1611, 17890), (1789, 16110), (1790, 16101), (2685, 10734), (3222, 8945), (3578, 8055), (5367, 5370)]