8657870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{109}}^1$

素因数の和:189

約数の個数: 48

約数和(自身を含む): 17392320

約数和(自身を除く): 8734450

約数列:

[1, 2, 5, 10, 13, 26, 47, 65, 94, 109, 130, 169, 218, 235, 338, 470, 545, 611, 845, 1090, 1222, 1417, 1690, 2834, 3055, 5123, 6110, 7085, 7943, 10246, 14170, 15886, 18421, 25615, 36842, 39715, 51230, 66599, 79430, 92105, 133198, 184210, 332995, 665990, 865787, 1731574, 4328935, 8657870]

約数ペア:

[(1, 8657870), (2, 4328935), (5, 1731574), (10, 865787), (13, 665990), (26, 332995), (47, 184210), (65, 133198), (94, 92105), (109, 79430), (130, 66599), (169, 51230), (218, 39715), (235, 36842), (338, 25615), (470, 18421), (545, 15886), (611, 14170), (845, 10246), (1090, 7943), (1222, 7085), (1417, 6110), (1690, 5123), (2834, 3055)]