1720404115

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{449}}^1\times {\mathrm{761}}^1$

素因数の和:1287

約数の個数: 32

約数和(自身を含む): 2221992000

約数和(自身を除く): 501587885

約数列:

[1, 5, 19, 53, 95, 265, 449, 761, 1007, 2245, 3805, 5035, 8531, 14459, 23797, 40333, 42655, 72295, 118985, 201665, 341689, 452143, 766327, 1708445, 2260715, 3831635, 6492091, 18109517, 32460455, 90547585, 344080823, 1720404115]

約数ペア:

[(1, 1720404115), (5, 344080823), (19, 90547585), (53, 32460455), (95, 18109517), (265, 6492091), (449, 3831635), (761, 2260715), (1007, 1708445), (2245, 766327), (3805, 452143), (5035, 341689), (8531, 201665), (14459, 118985), (23797, 72295), (40333, 42655)]