40813040

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{541}}^1$

素因数の和:618

約数の個数: 80

約数和(自身を含む): 101618496

約数和(自身を除く): 60805456

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 41, 46, 80, 82, 92, 115, 164, 184, 205, 230, 328, 368, 410, 460, 541, 656, 820, 920, 943, 1082, 1640, 1840, 1886, 2164, 2705, 3280, 3772, 4328, 4715, 5410, 7544, 8656, 9430, 10820, 12443, 15088, 18860, 21640, 22181, 24886, 37720, 43280, 44362, 49772, 62215, 75440, 88724, 99544, 110905, 124430, 177448, 199088, 221810, 248860, 354896, 443620, 497720, 510163, 887240, 995440, 1020326, 1774480, 2040652, 2550815, 4081304, 5101630, 8162608, 10203260, 20406520, 40813040]

約数ペア:

[(1, 40813040), (2, 20406520), (4, 10203260), (5, 8162608), (8, 5101630), (10, 4081304), (16, 2550815), (20, 2040652), (23, 1774480), (40, 1020326), (41, 995440), (46, 887240), (80, 510163), (82, 497720), (92, 443620), (115, 354896), (164, 248860), (184, 221810), (205, 199088), (230, 177448), (328, 124430), (368, 110905), (410, 99544), (460, 88724), (541, 75440), (656, 62215), (820, 49772), (920, 44362), (943, 43280), (1082, 37720), (1640, 24886), (1840, 22181), (1886, 21640), (2164, 18860), (2705, 15088), (3280, 12443), (3772, 10820), (4328, 9430), (4715, 8656), (5410, 7544)]