2269870

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:240

約数の個数: 32

約数和(自身を含む): 4354560

約数和(自身を除く): 2084690

約数列:

[1, 2, 5, 10, 23, 46, 71, 115, 139, 142, 230, 278, 355, 695, 710, 1390, 1633, 3197, 3266, 6394, 8165, 9869, 15985, 16330, 19738, 31970, 49345, 98690, 226987, 453974, 1134935, 2269870]

約数ペア:

[(1, 2269870), (2, 1134935), (5, 453974), (10, 226987), (23, 98690), (46, 49345), (71, 31970), (115, 19738), (139, 16330), (142, 15985), (230, 9869), (278, 8165), (355, 6394), (695, 3266), (710, 3197), (1390, 1633)]