2021898760

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{887}}^1\times {\mathrm{1163}}^1$

素因数の和:2075

約数の個数: 96

約数和(自身を含む): 5302532160

約数和(自身を除く): 3280633400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 887, 980, 1163, 1774, 1960, 2326, 3548, 4435, 4652, 5815, 6209, 7096, 8141, 8870, 9304, 11630, 12418, 16282, 17740, 23260, 24836, 31045, 32564, 35480, 40705, 43463, 46520, 49672, 56987, 62090, 65128, 81410, 86926, 113974, 124180, 162820, 173852, 217315, 227948, 248360, 284935, 325640, 347704, 434630, 455896, 569870, 869260, 1031581, 1139740, 1738520, 2063162, 2279480, 4126324, 5157905, 7221067, 8252648, 10315810, 14442134, 20631620, 28884268, 36105335, 41263240, 50547469, 57768536, 72210670, 101094938, 144421340, 202189876, 252737345, 288842680, 404379752, 505474690, 1010949380, 2021898760]

約数ペア:

[(1, 2021898760), (2, 1010949380), (4, 505474690), (5, 404379752), (7, 288842680), (8, 252737345), (10, 202189876), (14, 144421340), (20, 101094938), (28, 72210670), (35, 57768536), (40, 50547469), (49, 41263240), (56, 36105335), (70, 28884268), (98, 20631620), (140, 14442134), (196, 10315810), (245, 8252648), (280, 7221067), (392, 5157905), (490, 4126324), (887, 2279480), (980, 2063162), (1163, 1738520), (1774, 1139740), (1960, 1031581), (2326, 869260), (3548, 569870), (4435, 455896), (4652, 434630), (5815, 347704), (6209, 325640), (7096, 284935), (8141, 248360), (8870, 227948), (9304, 217315), (11630, 173852), (12418, 162820), (16282, 124180), (17740, 113974), (23260, 86926), (24836, 81410), (31045, 65128), (32564, 62090), (35480, 56987), (40705, 49672), (43463, 46520)]