1210900970

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{155443}}^1$

素因数の和:155510

約数の個数: 32

約数和(自身を含む): 2350313280

約数和(自身を除く): 1139412310

約数列:

[1, 2, 5, 10, 19, 38, 41, 82, 95, 190, 205, 410, 779, 1558, 3895, 7790, 155443, 310886, 777215, 1554430, 2953417, 5906834, 6373163, 12746326, 14767085, 29534170, 31865815, 63731630, 121090097, 242180194, 605450485, 1210900970]

約数ペア:

[(1, 1210900970), (2, 605450485), (5, 242180194), (10, 121090097), (19, 63731630), (38, 31865815), (41, 29534170), (82, 14767085), (95, 12746326), (190, 6373163), (205, 5906834), (410, 2953417), (779, 1554430), (1558, 777215), (3895, 310886), (7790, 155443)]