18080480

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{10273}}^1$

素因数の和:10299

約数の個数: 48

約数和(自身を含む): 46602864

約数和(自身を除く): 28522384

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 10273, 20546, 41092, 51365, 82184, 102730, 113003, 164368, 205460, 226006, 328736, 410920, 452012, 565015, 821840, 904024, 1130030, 1643680, 1808048, 2260060, 3616096, 4520120, 9040240, 18080480]

約数ペア:

[(1, 18080480), (2, 9040240), (4, 4520120), (5, 3616096), (8, 2260060), (10, 1808048), (11, 1643680), (16, 1130030), (20, 904024), (22, 821840), (32, 565015), (40, 452012), (44, 410920), (55, 328736), (80, 226006), (88, 205460), (110, 164368), (160, 113003), (176, 102730), (220, 82184), (352, 51365), (440, 41092), (880, 20546), (1760, 10273)]