8908620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{21211}}^1$

素因数の和:21230

約数の個数: 48

約数和(自身を含む): 28508928

約数和(自身を除く): 19600308

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, 21211, 42422, 63633, 84844, 106055, 127266, 148477, 212110, 254532, 296954, 318165, 424220, 445431, 593908, 636330, 742385, 890862, 1272660, 1484770, 1781724, 2227155, 2969540, 4454310, 8908620]

約数ペア:

[(1, 8908620), (2, 4454310), (3, 2969540), (4, 2227155), (5, 1781724), (6, 1484770), (7, 1272660), (10, 890862), (12, 742385), (14, 636330), (15, 593908), (20, 445431), (21, 424220), (28, 318165), (30, 296954), (35, 254532), (42, 212110), (60, 148477), (70, 127266), (84, 106055), (105, 84844), (140, 63633), (210, 42422), (420, 21211)]