8278160

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{409}}^1$

素因数の和:456

約数の個数: 80

約数和(自身を含む): 21962880

約数和(自身を除く): 13684720

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 40, 44, 46, 55, 80, 88, 92, 110, 115, 176, 184, 220, 230, 253, 368, 409, 440, 460, 506, 818, 880, 920, 1012, 1265, 1636, 1840, 2024, 2045, 2530, 3272, 4048, 4090, 4499, 5060, 6544, 8180, 8998, 9407, 10120, 16360, 17996, 18814, 20240, 22495, 32720, 35992, 37628, 44990, 47035, 71984, 75256, 89980, 94070, 103477, 150512, 179960, 188140, 206954, 359920, 376280, 413908, 517385, 752560, 827816, 1034770, 1655632, 2069540, 4139080, 8278160]

約数ペア:

[(1, 8278160), (2, 4139080), (4, 2069540), (5, 1655632), (8, 1034770), (10, 827816), (11, 752560), (16, 517385), (20, 413908), (22, 376280), (23, 359920), (40, 206954), (44, 188140), (46, 179960), (55, 150512), (80, 103477), (88, 94070), (92, 89980), (110, 75256), (115, 71984), (176, 47035), (184, 44990), (220, 37628), (230, 35992), (253, 32720), (368, 22495), (409, 20240), (440, 18814), (460, 17996), (506, 16360), (818, 10120), (880, 9407), (920, 8998), (1012, 8180), (1265, 6544), (1636, 5060), (1840, 4499), (2024, 4090), (2045, 4048), (2530, 3272)]