439702960

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{14057}}^1$

素因数の和:14110

約数の個数: 80

約数和(自身を含む): 1129588416

約数和(自身を除く): 689885456

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 23, 34, 40, 46, 68, 80, 85, 92, 115, 136, 170, 184, 230, 272, 340, 368, 391, 460, 680, 782, 920, 1360, 1564, 1840, 1955, 3128, 3910, 6256, 7820, 14057, 15640, 28114, 31280, 56228, 70285, 112456, 140570, 224912, 238969, 281140, 323311, 477938, 562280, 646622, 955876, 1124560, 1194845, 1293244, 1616555, 1911752, 2389690, 2586488, 3233110, 3823504, 4779380, 5172976, 5496287, 6466220, 9558760, 10992574, 12932440, 19117520, 21985148, 25864880, 27481435, 43970296, 54962870, 87940592, 109925740, 219851480, 439702960]

約数ペア:

[(1, 439702960), (2, 219851480), (4, 109925740), (5, 87940592), (8, 54962870), (10, 43970296), (16, 27481435), (17, 25864880), (20, 21985148), (23, 19117520), (34, 12932440), (40, 10992574), (46, 9558760), (68, 6466220), (80, 5496287), (85, 5172976), (92, 4779380), (115, 3823504), (136, 3233110), (170, 2586488), (184, 2389690), (230, 1911752), (272, 1616555), (340, 1293244), (368, 1194845), (391, 1124560), (460, 955876), (680, 646622), (782, 562280), (920, 477938), (1360, 323311), (1564, 281140), (1840, 238969), (1955, 224912), (3128, 140570), (3910, 112456), (6256, 70285), (7820, 56228), (14057, 31280), (15640, 28114)]