805904

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{241}}^1$

素因数の和:279

約数の個数: 40

約数和(自身を含む): 1800480

約数和(自身を除く): 994576

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 44, 76, 88, 152, 176, 209, 241, 304, 418, 482, 836, 964, 1672, 1928, 2651, 3344, 3856, 4579, 5302, 9158, 10604, 18316, 21208, 36632, 42416, 50369, 73264, 100738, 201476, 402952, 805904]

約数ペア:

[(1, 805904), (2, 402952), (4, 201476), (8, 100738), (11, 73264), (16, 50369), (19, 42416), (22, 36632), (38, 21208), (44, 18316), (76, 10604), (88, 9158), (152, 5302), (176, 4579), (209, 3856), (241, 3344), (304, 2651), (418, 1928), (482, 1672), (836, 964)]