1969894070

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{147779}}^1$

素因数の和:147860

約数の個数: 32

約数和(自身を含む): 3745336320

約数和(自身を除く): 1775442250

約数列:

[1, 2, 5, 10, 31, 43, 62, 86, 155, 215, 310, 430, 1333, 2666, 6665, 13330, 147779, 295558, 738895, 1477790, 4581149, 6354497, 9162298, 12708994, 22905745, 31772485, 45811490, 63544970, 196989407, 393978814, 984947035, 1969894070]

約数ペア:

[(1, 1969894070), (2, 984947035), (5, 393978814), (10, 196989407), (31, 63544970), (43, 45811490), (62, 31772485), (86, 22905745), (155, 12708994), (215, 9162298), (310, 6354497), (430, 4581149), (1333, 1477790), (2666, 738895), (6665, 295558), (13330, 147779)]