19662840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{193}}^1\times {\mathrm{283}}^1$

素因数の和:493

約数の個数: 96

約数和(自身を含む): 64462320

約数和(自身を除く): 44799480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 193, 283, 360, 386, 566, 579, 772, 849, 965, 1132, 1158, 1415, 1544, 1698, 1737, 1930, 2264, 2316, 2547, 2830, 2895, 3396, 3474, 3860, 4245, 4632, 5094, 5660, 5790, 6792, 6948, 7720, 8490, 8685, 10188, 11320, 11580, 12735, 13896, 16980, 17370, 20376, 23160, 25470, 33960, 34740, 50940, 54619, 69480, 101880, 109238, 163857, 218476, 273095, 327714, 436952, 491571, 546190, 655428, 819285, 983142, 1092380, 1310856, 1638570, 1966284, 2184760, 2457855, 3277140, 3932568, 4915710, 6554280, 9831420, 19662840]

約数ペア:

[(1, 19662840), (2, 9831420), (3, 6554280), (4, 4915710), (5, 3932568), (6, 3277140), (8, 2457855), (9, 2184760), (10, 1966284), (12, 1638570), (15, 1310856), (18, 1092380), (20, 983142), (24, 819285), (30, 655428), (36, 546190), (40, 491571), (45, 436952), (60, 327714), (72, 273095), (90, 218476), (120, 163857), (180, 109238), (193, 101880), (283, 69480), (360, 54619), (386, 50940), (566, 34740), (579, 33960), (772, 25470), (849, 23160), (965, 20376), (1132, 17370), (1158, 16980), (1415, 13896), (1544, 12735), (1698, 11580), (1737, 11320), (1930, 10188), (2264, 8685), (2316, 8490), (2547, 7720), (2830, 6948), (2895, 6792), (3396, 5790), (3474, 5660), (3860, 5094), (4245, 4632)]