2291720

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1$

素因数の和:134

約数の個数: 64

約数和(自身を含む): 5598720

約数和(自身を除く): 3307000

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 47, 53, 92, 94, 106, 115, 184, 188, 212, 230, 235, 265, 376, 424, 460, 470, 530, 920, 940, 1060, 1081, 1219, 1880, 2120, 2162, 2438, 2491, 4324, 4876, 4982, 5405, 6095, 8648, 9752, 9964, 10810, 12190, 12455, 19928, 21620, 24380, 24910, 43240, 48760, 49820, 57293, 99640, 114586, 229172, 286465, 458344, 572930, 1145860, 2291720]

約数ペア:

[(1, 2291720), (2, 1145860), (4, 572930), (5, 458344), (8, 286465), (10, 229172), (20, 114586), (23, 99640), (40, 57293), (46, 49820), (47, 48760), (53, 43240), (92, 24910), (94, 24380), (106, 21620), (115, 19928), (184, 12455), (188, 12190), (212, 10810), (230, 9964), (235, 9752), (265, 8648), (376, 6095), (424, 5405), (460, 4982), (470, 4876), (530, 4324), (920, 2491), (940, 2438), (1060, 2162), (1081, 2120), (1219, 1880)]