4039856

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{137}}^1$

素因数の和:261

約数の個数: 40

約数和(自身を含む): 8384880

約数和(自身を除く): 4345024

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 97, 137, 152, 194, 274, 304, 388, 548, 776, 1096, 1552, 1843, 2192, 2603, 3686, 5206, 7372, 10412, 13289, 14744, 20824, 26578, 29488, 41648, 53156, 106312, 212624, 252491, 504982, 1009964, 2019928, 4039856]

約数ペア:

[(1, 4039856), (2, 2019928), (4, 1009964), (8, 504982), (16, 252491), (19, 212624), (38, 106312), (76, 53156), (97, 41648), (137, 29488), (152, 26578), (194, 20824), (274, 14744), (304, 13289), (388, 10412), (548, 7372), (776, 5206), (1096, 3686), (1552, 2603), (1843, 2192)]