870320

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1$

素因数の和:90

約数の個数: 80

約数和(自身を含む): 2356992

約数和(自身を除く): 1486672

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 40, 43, 44, 46, 55, 80, 86, 88, 92, 110, 115, 172, 176, 184, 215, 220, 230, 253, 344, 368, 430, 440, 460, 473, 506, 688, 860, 880, 920, 946, 989, 1012, 1265, 1720, 1840, 1892, 1978, 2024, 2365, 2530, 3440, 3784, 3956, 4048, 4730, 4945, 5060, 7568, 7912, 9460, 9890, 10120, 10879, 15824, 18920, 19780, 20240, 21758, 37840, 39560, 43516, 54395, 79120, 87032, 108790, 174064, 217580, 435160, 870320]

約数ペア:

[(1, 870320), (2, 435160), (4, 217580), (5, 174064), (8, 108790), (10, 87032), (11, 79120), (16, 54395), (20, 43516), (22, 39560), (23, 37840), (40, 21758), (43, 20240), (44, 19780), (46, 18920), (55, 15824), (80, 10879), (86, 10120), (88, 9890), (92, 9460), (110, 7912), (115, 7568), (172, 5060), (176, 4945), (184, 4730), (215, 4048), (220, 3956), (230, 3784), (253, 3440), (344, 2530), (368, 2365), (430, 2024), (440, 1978), (460, 1892), (473, 1840), (506, 1720), (688, 1265), (860, 1012), (880, 989), (920, 946)]