84236140

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{2389}}^1$

素因数の和:2482

約数の個数: 48

約数和(自身を含む): 185502240

約数和(自身を除く): 101266100

約数列:

[1, 2, 4, 5, 10, 20, 41, 43, 82, 86, 164, 172, 205, 215, 410, 430, 820, 860, 1763, 2389, 3526, 4778, 7052, 8815, 9556, 11945, 17630, 23890, 35260, 47780, 97949, 102727, 195898, 205454, 391796, 410908, 489745, 513635, 979490, 1027270, 1958980, 2054540, 4211807, 8423614, 16847228, 21059035, 42118070, 84236140]

約数ペア:

[(1, 84236140), (2, 42118070), (4, 21059035), (5, 16847228), (10, 8423614), (20, 4211807), (41, 2054540), (43, 1958980), (82, 1027270), (86, 979490), (164, 513635), (172, 489745), (205, 410908), (215, 391796), (410, 205454), (430, 195898), (820, 102727), (860, 97949), (1763, 47780), (2389, 35260), (3526, 23890), (4778, 17630), (7052, 11945), (8815, 9556)]