27938560

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1$

素因数の和:130

約数の個数: 144

約数和(自身を含む): 76233024

約数和(自身を除く): 48294464

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 32, 40, 46, 52, 64, 65, 73, 80, 92, 104, 115, 128, 130, 146, 160, 184, 208, 230, 256, 260, 292, 299, 320, 365, 368, 416, 460, 520, 584, 598, 640, 730, 736, 832, 920, 949, 1040, 1168, 1196, 1280, 1460, 1472, 1495, 1664, 1679, 1840, 1898, 2080, 2336, 2392, 2920, 2944, 2990, 3328, 3358, 3680, 3796, 4160, 4672, 4745, 4784, 5840, 5888, 5980, 6716, 7360, 7592, 8320, 8395, 9344, 9490, 9568, 11680, 11960, 13432, 14720, 15184, 16640, 16790, 18688, 18980, 19136, 21827, 23360, 23920, 26864, 29440, 30368, 33580, 37960, 38272, 43654, 46720, 47840, 53728, 60736, 67160, 75920, 76544, 87308, 93440, 95680, 107456, 109135, 121472, 134320, 151840, 174616, 191360, 214912, 218270, 242944, 268640, 303680, 349232, 382720, 429824, 436540, 537280, 607360, 698464, 873080, 1074560, 1214720, 1396928, 1746160, 2149120, 2793856, 3492320, 5587712, 6984640, 13969280, 27938560]

約数ペア:

[(1, 27938560), (2, 13969280), (4, 6984640), (5, 5587712), (8, 3492320), (10, 2793856), (13, 2149120), (16, 1746160), (20, 1396928), (23, 1214720), (26, 1074560), (32, 873080), (40, 698464), (46, 607360), (52, 537280), (64, 436540), (65, 429824), (73, 382720), (80, 349232), (92, 303680), (104, 268640), (115, 242944), (128, 218270), (130, 214912), (146, 191360), (160, 174616), (184, 151840), (208, 134320), (230, 121472), (256, 109135), (260, 107456), (292, 95680), (299, 93440), (320, 87308), (365, 76544), (368, 75920), (416, 67160), (460, 60736), (520, 53728), (584, 47840), (598, 46720), (640, 43654), (730, 38272), (736, 37960), (832, 33580), (920, 30368), (949, 29440), (1040, 26864), (1168, 23920), (1196, 23360), (1280, 21827), (1460, 19136), (1472, 18980), (1495, 18688), (1664, 16790), (1679, 16640), (1840, 15184), (1898, 14720), (2080, 13432), (2336, 11960), (2392, 11680), (2920, 9568), (2944, 9490), (2990, 9344), (3328, 8395), (3358, 8320), (3680, 7592), (3796, 7360), (4160, 6716), (4672, 5980), (4745, 5888), (4784, 5840)]