87894420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{86171}}^1$

素因数の和:86200

約数の個数: 48

約数和(自身を含む): 260584128

約数和(自身を除く): 172689708

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 86171, 172342, 258513, 344684, 430855, 517026, 861710, 1034052, 1292565, 1464907, 1723420, 2585130, 2929814, 4394721, 5170260, 5859628, 7324535, 8789442, 14649070, 17578884, 21973605, 29298140, 43947210, 87894420]

約数ペア:

[(1, 87894420), (2, 43947210), (3, 29298140), (4, 21973605), (5, 17578884), (6, 14649070), (10, 8789442), (12, 7324535), (15, 5859628), (17, 5170260), (20, 4394721), (30, 2929814), (34, 2585130), (51, 1723420), (60, 1464907), (68, 1292565), (85, 1034052), (102, 861710), (170, 517026), (204, 430855), (255, 344684), (340, 258513), (510, 172342), (1020, 86171)]