27290420

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{1447}}^1$

素因数の和:1520

約数の個数: 48

約数和(自身を含む): 61302528

約数和(自身を除く): 34012108

約数列:

[1, 2, 4, 5, 10, 20, 23, 41, 46, 82, 92, 115, 164, 205, 230, 410, 460, 820, 943, 1447, 1886, 2894, 3772, 4715, 5788, 7235, 9430, 14470, 18860, 28940, 33281, 59327, 66562, 118654, 133124, 166405, 237308, 296635, 332810, 593270, 665620, 1186540, 1364521, 2729042, 5458084, 6822605, 13645210, 27290420]

約数ペア:

[(1, 27290420), (2, 13645210), (4, 6822605), (5, 5458084), (10, 2729042), (20, 1364521), (23, 1186540), (41, 665620), (46, 593270), (82, 332810), (92, 296635), (115, 237308), (164, 166405), (205, 133124), (230, 118654), (410, 66562), (460, 59327), (820, 33281), (943, 28940), (1447, 18860), (1886, 14470), (2894, 9430), (3772, 7235), (4715, 5788)]