28194540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{42719}}^1$

素因数の和:42742

約数の個数: 48

約数和(自身を含む): 86123520

約数和(自身を除く): 57928980

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 42719, 85438, 128157, 170876, 213595, 256314, 427190, 469909, 512628, 640785, 854380, 939818, 1281570, 1409727, 1879636, 2349545, 2563140, 2819454, 4699090, 5638908, 7048635, 9398180, 14097270, 28194540]

約数ペア:

[(1, 28194540), (2, 14097270), (3, 9398180), (4, 7048635), (5, 5638908), (6, 4699090), (10, 2819454), (11, 2563140), (12, 2349545), (15, 1879636), (20, 1409727), (22, 1281570), (30, 939818), (33, 854380), (44, 640785), (55, 512628), (60, 469909), (66, 427190), (110, 256314), (132, 213595), (165, 170876), (220, 128157), (330, 85438), (660, 42719)]