669969488

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{12739}}^1$

素因数の和:12939

約数の個数: 40

約数和(自身を含む): 1374391200

約数和(自身を除く): 704421712

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 173, 304, 346, 692, 1384, 2768, 3287, 6574, 12739, 13148, 25478, 26296, 50956, 52592, 101912, 203824, 242041, 484082, 968164, 1936328, 2203847, 3872656, 4407694, 8815388, 17630776, 35261552, 41873093, 83746186, 167492372, 334984744, 669969488]

約数ペア:

[(1, 669969488), (2, 334984744), (4, 167492372), (8, 83746186), (16, 41873093), (19, 35261552), (38, 17630776), (76, 8815388), (152, 4407694), (173, 3872656), (304, 2203847), (346, 1936328), (692, 968164), (1384, 484082), (2768, 242041), (3287, 203824), (6574, 101912), (12739, 52592), (13148, 50956), (25478, 26296)]