18333760

素因数分解:

$2^6\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1$

素因数の和:140

約数の個数: 112

約数和(自身を含む): 47402496

約数和(自身を除く): 29068736

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 47, 53, 64, 80, 92, 94, 106, 115, 160, 184, 188, 212, 230, 235, 265, 320, 368, 376, 424, 460, 470, 530, 736, 752, 848, 920, 940, 1060, 1081, 1219, 1472, 1504, 1696, 1840, 1880, 2120, 2162, 2438, 2491, 3008, 3392, 3680, 3760, 4240, 4324, 4876, 4982, 5405, 6095, 7360, 7520, 8480, 8648, 9752, 9964, 10810, 12190, 12455, 15040, 16960, 17296, 19504, 19928, 21620, 24380, 24910, 34592, 39008, 39856, 43240, 48760, 49820, 57293, 69184, 78016, 79712, 86480, 97520, 99640, 114586, 159424, 172960, 195040, 199280, 229172, 286465, 345920, 390080, 398560, 458344, 572930, 797120, 916688, 1145860, 1833376, 2291720, 3666752, 4583440, 9166880, 18333760]

約数ペア:

[(1, 18333760), (2, 9166880), (4, 4583440), (5, 3666752), (8, 2291720), (10, 1833376), (16, 1145860), (20, 916688), (23, 797120), (32, 572930), (40, 458344), (46, 398560), (47, 390080), (53, 345920), (64, 286465), (80, 229172), (92, 199280), (94, 195040), (106, 172960), (115, 159424), (160, 114586), (184, 99640), (188, 97520), (212, 86480), (230, 79712), (235, 78016), (265, 69184), (320, 57293), (368, 49820), (376, 48760), (424, 43240), (460, 39856), (470, 39008), (530, 34592), (736, 24910), (752, 24380), (848, 21620), (920, 19928), (940, 19504), (1060, 17296), (1081, 16960), (1219, 15040), (1472, 12455), (1504, 12190), (1696, 10810), (1840, 9964), (1880, 9752), (2120, 8648), (2162, 8480), (2438, 7520), (2491, 7360), (3008, 6095), (3392, 5405), (3680, 4982), (3760, 4876), (4240, 4324)]