2690995020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{6407131}}^1$

素因数の和:6407150

約数の個数: 48

約数和(自身を含む): 8611185408

約数和(自身を除く): 5920190388

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 6407131, 12814262, 19221393, 25628524, 32035655, 38442786, 44849917, 64071310, 76885572, 89699834, 96106965, 128142620, 134549751, 179399668, 192213930, 224249585, 269099502, 384427860, 448499170, 538199004, 672748755, 896998340, 1345497510, 2690995020]

約数ペア:

[(1, 2690995020), (2, 1345497510), (3, 896998340), (4, 672748755), (5, 538199004), (6, 448499170), (7, 384427860), (10, 269099502), (12, 224249585), (14, 192213930), (15, 179399668), (20, 134549751), (21, 128142620), (28, 96106965), (30, 89699834), (35, 76885572), (42, 64071310), (60, 44849917), (70, 38442786), (84, 32035655), (105, 25628524), (140, 19221393), (210, 12814262), (420, 6407131)]