1220656

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1$

素因数の和:169

約数の個数: 40

約数和(自身を含む): 2571264

約数和(自身を除く): 1350608

約数列:

[1, 2, 4, 8, 16, 23, 31, 46, 62, 92, 107, 124, 184, 214, 248, 368, 428, 496, 713, 856, 1426, 1712, 2461, 2852, 3317, 4922, 5704, 6634, 9844, 11408, 13268, 19688, 26536, 39376, 53072, 76291, 152582, 305164, 610328, 1220656]

約数ペア:

[(1, 1220656), (2, 610328), (4, 305164), (8, 152582), (16, 76291), (23, 53072), (31, 39376), (46, 26536), (62, 19688), (92, 13268), (107, 11408), (124, 9844), (184, 6634), (214, 5704), (248, 4922), (368, 3317), (428, 2852), (496, 2461), (713, 1712), (856, 1426)]