2085985860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{709519}}^1$

素因数の和:709545

約数の個数: 72

約数和(自身を含む): 6794363520

約数和(自身を除く): 4708377660

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 709519, 1419038, 2128557, 2838076, 3547595, 4257114, 4966633, 7095190, 8514228, 9933266, 10642785, 14190380, 14899899, 19866532, 21285570, 24833165, 29799798, 34766431, 42571140, 49666330, 59599596, 69532862, 74499495, 99332660, 104299293, 139065724, 148998990, 173832155, 208598586, 297997980, 347664310, 417197172, 521496465, 695328620, 1042992930, 2085985860]

約数ペア:

[(1, 2085985860), (2, 1042992930), (3, 695328620), (4, 521496465), (5, 417197172), (6, 347664310), (7, 297997980), (10, 208598586), (12, 173832155), (14, 148998990), (15, 139065724), (20, 104299293), (21, 99332660), (28, 74499495), (30, 69532862), (35, 59599596), (42, 49666330), (49, 42571140), (60, 34766431), (70, 29799798), (84, 24833165), (98, 21285570), (105, 19866532), (140, 14899899), (147, 14190380), (196, 10642785), (210, 9933266), (245, 8514228), (294, 7095190), (420, 4966633), (490, 4257114), (588, 3547595), (735, 2838076), (980, 2128557), (1470, 1419038), (2940, 709519)]