29885440

素因数分解:

$2^{10}\times 5^1\times {\mathrm{13}}^1\times {\mathrm{449}}^1$

素因数の和:487

約数の個数: 88

約数和(自身を含む): 77376600

約数和(自身を除く): 47491160

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 449, 512, 520, 640, 832, 898, 1024, 1040, 1280, 1664, 1796, 2080, 2245, 2560, 3328, 3592, 4160, 4490, 5120, 5837, 6656, 7184, 8320, 8980, 11674, 13312, 14368, 16640, 17960, 23348, 28736, 29185, 33280, 35920, 46696, 57472, 58370, 66560, 71840, 93392, 114944, 116740, 143680, 186784, 229888, 233480, 287360, 373568, 459776, 466960, 574720, 747136, 933920, 1149440, 1494272, 1867840, 2298880, 2988544, 3735680, 5977088, 7471360, 14942720, 29885440]

約数ペア:

[(1, 29885440), (2, 14942720), (4, 7471360), (5, 5977088), (8, 3735680), (10, 2988544), (13, 2298880), (16, 1867840), (20, 1494272), (26, 1149440), (32, 933920), (40, 747136), (52, 574720), (64, 466960), (65, 459776), (80, 373568), (104, 287360), (128, 233480), (130, 229888), (160, 186784), (208, 143680), (256, 116740), (260, 114944), (320, 93392), (416, 71840), (449, 66560), (512, 58370), (520, 57472), (640, 46696), (832, 35920), (898, 33280), (1024, 29185), (1040, 28736), (1280, 23348), (1664, 17960), (1796, 16640), (2080, 14368), (2245, 13312), (2560, 11674), (3328, 8980), (3592, 8320), (4160, 7184), (4490, 6656), (5120, 5837)]