1947055970

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{249943}}^1$

素因数の和:250010

約数の個数: 32

約数和(自身を含む): 3779153280

約数和(自身を除く): 1832097310

約数列:

[1, 2, 5, 10, 19, 38, 41, 82, 95, 190, 205, 410, 779, 1558, 3895, 7790, 249943, 499886, 1249715, 2499430, 4748917, 9497834, 10247663, 20495326, 23744585, 47489170, 51238315, 102476630, 194705597, 389411194, 973527985, 1947055970]

約数ペア:

[(1, 1947055970), (2, 973527985), (5, 389411194), (10, 194705597), (19, 102476630), (38, 51238315), (41, 47489170), (82, 23744585), (95, 20495326), (190, 10247663), (205, 9497834), (410, 4748917), (779, 2499430), (1558, 1249715), (3895, 499886), (7790, 249943)]