2028180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{439}}^1$

素因数の和:469

約数の個数: 96

約数和(自身を含む): 7096320

約数和(自身を除く): 5068140

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 55, 60, 66, 70, 77, 84, 105, 110, 132, 140, 154, 165, 210, 220, 231, 308, 330, 385, 420, 439, 462, 660, 770, 878, 924, 1155, 1317, 1540, 1756, 2195, 2310, 2634, 3073, 4390, 4620, 4829, 5268, 6146, 6585, 8780, 9219, 9658, 12292, 13170, 14487, 15365, 18438, 19316, 24145, 26340, 28974, 30730, 33803, 36876, 46095, 48290, 57948, 61460, 67606, 72435, 92190, 96580, 101409, 135212, 144870, 169015, 184380, 202818, 289740, 338030, 405636, 507045, 676060, 1014090, 2028180]

約数ペア:

[(1, 2028180), (2, 1014090), (3, 676060), (4, 507045), (5, 405636), (6, 338030), (7, 289740), (10, 202818), (11, 184380), (12, 169015), (14, 144870), (15, 135212), (20, 101409), (21, 96580), (22, 92190), (28, 72435), (30, 67606), (33, 61460), (35, 57948), (42, 48290), (44, 46095), (55, 36876), (60, 33803), (66, 30730), (70, 28974), (77, 26340), (84, 24145), (105, 19316), (110, 18438), (132, 15365), (140, 14487), (154, 13170), (165, 12292), (210, 9658), (220, 9219), (231, 8780), (308, 6585), (330, 6146), (385, 5268), (420, 4829), (439, 4620), (462, 4390), (660, 3073), (770, 2634), (878, 2310), (924, 2195), (1155, 1756), (1317, 1540)]