28507130

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{2749}}^1$

素因数の和:2834

約数の個数: 32

約数和(自身を含む): 55242000

約数和(自身を除く): 26734870

約数列:

[1, 2, 5, 10, 17, 34, 61, 85, 122, 170, 305, 610, 1037, 2074, 2749, 5185, 5498, 10370, 13745, 27490, 46733, 93466, 167689, 233665, 335378, 467330, 838445, 1676890, 2850713, 5701426, 14253565, 28507130]

約数ペア:

[(1, 28507130), (2, 14253565), (5, 5701426), (10, 2850713), (17, 1676890), (34, 838445), (61, 467330), (85, 335378), (122, 233665), (170, 167689), (305, 93466), (610, 46733), (1037, 27490), (2074, 13745), (2749, 10370), (5185, 5498)]