5121640

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{293}}^1$

素因数の和:346

約数の個数: 64

約数和(自身を含む): 12700800

約数和(自身を除く): 7579160

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 23, 38, 40, 46, 76, 92, 95, 115, 152, 184, 190, 230, 293, 380, 437, 460, 586, 760, 874, 920, 1172, 1465, 1748, 2185, 2344, 2930, 3496, 4370, 5567, 5860, 6739, 8740, 11134, 11720, 13478, 17480, 22268, 26956, 27835, 33695, 44536, 53912, 55670, 67390, 111340, 128041, 134780, 222680, 256082, 269560, 512164, 640205, 1024328, 1280410, 2560820, 5121640]

約数ペア:

[(1, 5121640), (2, 2560820), (4, 1280410), (5, 1024328), (8, 640205), (10, 512164), (19, 269560), (20, 256082), (23, 222680), (38, 134780), (40, 128041), (46, 111340), (76, 67390), (92, 55670), (95, 53912), (115, 44536), (152, 33695), (184, 27835), (190, 26956), (230, 22268), (293, 17480), (380, 13478), (437, 11720), (460, 11134), (586, 8740), (760, 6739), (874, 5860), (920, 5567), (1172, 4370), (1465, 3496), (1748, 2930), (2185, 2344)]