978540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{347}}^1$

素因数の和:406

約数の個数: 48

約数和(自身を含む): 2806272

約数和(自身を除く): 1827732

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 47, 60, 94, 141, 188, 235, 282, 347, 470, 564, 694, 705, 940, 1041, 1388, 1410, 1735, 2082, 2820, 3470, 4164, 5205, 6940, 10410, 16309, 20820, 32618, 48927, 65236, 81545, 97854, 163090, 195708, 244635, 326180, 489270, 978540]

約数ペア:

[(1, 978540), (2, 489270), (3, 326180), (4, 244635), (5, 195708), (6, 163090), (10, 97854), (12, 81545), (15, 65236), (20, 48927), (30, 32618), (47, 20820), (60, 16309), (94, 10410), (141, 6940), (188, 5205), (235, 4164), (282, 3470), (347, 2820), (470, 2082), (564, 1735), (694, 1410), (705, 1388), (940, 1041)]