1990144

素因数分解:

$2^9\times {\mathrm{13}}^2\times {\mathrm{23}}^1$

素因数の和:67

約数の個数: 60

約数和(自身を含む): 4493016

約数和(自身を除く): 2502872

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 32, 46, 52, 64, 92, 104, 128, 169, 184, 208, 256, 299, 338, 368, 416, 512, 598, 676, 736, 832, 1196, 1352, 1472, 1664, 2392, 2704, 2944, 3328, 3887, 4784, 5408, 5888, 6656, 7774, 9568, 10816, 11776, 15548, 19136, 21632, 31096, 38272, 43264, 62192, 76544, 86528, 124384, 153088, 248768, 497536, 995072, 1990144]

約数ペア:

[(1, 1990144), (2, 995072), (4, 497536), (8, 248768), (13, 153088), (16, 124384), (23, 86528), (26, 76544), (32, 62192), (46, 43264), (52, 38272), (64, 31096), (92, 21632), (104, 19136), (128, 15548), (169, 11776), (184, 10816), (208, 9568), (256, 7774), (299, 6656), (338, 5888), (368, 5408), (416, 4784), (512, 3887), (598, 3328), (676, 2944), (736, 2704), (832, 2392), (1196, 1664), (1352, 1472)]