8663870

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{271}}^1$

素因数の和:440

約数の個数: 32

約数和(自身を含む): 16450560

約数和(自身を除く): 7786690

約数列:

[1, 2, 5, 10, 23, 46, 115, 139, 230, 271, 278, 542, 695, 1355, 1390, 2710, 3197, 6233, 6394, 12466, 15985, 31165, 31970, 37669, 62330, 75338, 188345, 376690, 866387, 1732774, 4331935, 8663870]

約数ペア:

[(1, 8663870), (2, 4331935), (5, 1732774), (10, 866387), (23, 376690), (46, 188345), (115, 75338), (139, 62330), (230, 37669), (271, 31970), (278, 31165), (542, 15985), (695, 12466), (1355, 6394), (1390, 6233), (2710, 3197)]