856724656

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{607}}^1\times {\mathrm{5189}}^1$

素因数の和:5821

約数の個数: 40

約数和(自身を含む): 1760780160

約数和(自身を除く): 904055504

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 607, 1214, 2428, 4856, 5189, 9712, 10319, 10378, 20638, 20756, 41276, 41512, 82552, 83024, 88213, 165104, 176426, 352852, 705704, 1411408, 3149723, 6299446, 12598892, 25197784, 50395568, 53545291, 107090582, 214181164, 428362328, 856724656]

約数ペア:

[(1, 856724656), (2, 428362328), (4, 214181164), (8, 107090582), (16, 53545291), (17, 50395568), (34, 25197784), (68, 12598892), (136, 6299446), (272, 3149723), (607, 1411408), (1214, 705704), (2428, 352852), (4856, 176426), (5189, 165104), (9712, 88213), (10319, 83024), (10378, 82552), (20638, 41512), (20756, 41276)]