28183400

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{491}}^1$

素因数の和:555

約数の個数: 96

約数和(自身を含む): 76870080

約数和(自身を除く): 48686680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 41, 50, 56, 70, 82, 100, 140, 164, 175, 200, 205, 280, 287, 328, 350, 410, 491, 574, 700, 820, 982, 1025, 1148, 1400, 1435, 1640, 1964, 2050, 2296, 2455, 2870, 3437, 3928, 4100, 4910, 5740, 6874, 7175, 8200, 9820, 11480, 12275, 13748, 14350, 17185, 19640, 20131, 24550, 27496, 28700, 34370, 40262, 49100, 57400, 68740, 80524, 85925, 98200, 100655, 137480, 140917, 161048, 171850, 201310, 281834, 343700, 402620, 503275, 563668, 687400, 704585, 805240, 1006550, 1127336, 1409170, 2013100, 2818340, 3522925, 4026200, 5636680, 7045850, 14091700, 28183400]

約数ペア:

[(1, 28183400), (2, 14091700), (4, 7045850), (5, 5636680), (7, 4026200), (8, 3522925), (10, 2818340), (14, 2013100), (20, 1409170), (25, 1127336), (28, 1006550), (35, 805240), (40, 704585), (41, 687400), (50, 563668), (56, 503275), (70, 402620), (82, 343700), (100, 281834), (140, 201310), (164, 171850), (175, 161048), (200, 140917), (205, 137480), (280, 100655), (287, 98200), (328, 85925), (350, 80524), (410, 68740), (491, 57400), (574, 49100), (700, 40262), (820, 34370), (982, 28700), (1025, 27496), (1148, 24550), (1400, 20131), (1435, 19640), (1640, 17185), (1964, 14350), (2050, 13748), (2296, 12275), (2455, 11480), (2870, 9820), (3437, 8200), (3928, 7175), (4100, 6874), (4910, 5740)]