394104004

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{457}}^1\times {\mathrm{1621}}^1$

素因数の和:2108

約数の個数: 48

約数和(自身を含む): 832021120

約数和(自身を除く): 437917116

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 457, 532, 914, 1621, 1828, 3199, 3242, 6398, 6484, 8683, 11347, 12796, 17366, 22694, 30799, 34732, 45388, 60781, 61598, 121562, 123196, 215593, 243124, 431186, 740797, 862372, 1481594, 2963188, 5185579, 10371158, 14075143, 20742316, 28150286, 56300572, 98526001, 197052002, 394104004]

約数ペア:

[(1, 394104004), (2, 197052002), (4, 98526001), (7, 56300572), (14, 28150286), (19, 20742316), (28, 14075143), (38, 10371158), (76, 5185579), (133, 2963188), (266, 1481594), (457, 862372), (532, 740797), (914, 431186), (1621, 243124), (1828, 215593), (3199, 123196), (3242, 121562), (6398, 61598), (6484, 60781), (8683, 45388), (11347, 34732), (12796, 30799), (17366, 22694)]