8870460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{907}}^1$

素因数の和:1082

約数の個数: 48

約数和(自身を含む): 25017216

約数和(自身を除く): 16146756

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 163, 326, 489, 652, 815, 907, 978, 1630, 1814, 1956, 2445, 2721, 3260, 3628, 4535, 4890, 5442, 9070, 9780, 10884, 13605, 18140, 27210, 54420, 147841, 295682, 443523, 591364, 739205, 887046, 1478410, 1774092, 2217615, 2956820, 4435230, 8870460]

約数ペア:

[(1, 8870460), (2, 4435230), (3, 2956820), (4, 2217615), (5, 1774092), (6, 1478410), (10, 887046), (12, 739205), (15, 591364), (20, 443523), (30, 295682), (60, 147841), (163, 54420), (326, 27210), (489, 18140), (652, 13605), (815, 10884), (907, 9780), (978, 9070), (1630, 5442), (1814, 4890), (1956, 4535), (2445, 3628), (2721, 3260)]