28148260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{11827}}^1$

素因数の和:11860

約数の個数: 48

約数和(自身を含む): 71535744

約数和(自身を除く): 43387484

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 11827, 23654, 47308, 59135, 82789, 118270, 165578, 201059, 236540, 331156, 402118, 413945, 804236, 827890, 1005295, 1407413, 1655780, 2010590, 2814826, 4021180, 5629652, 7037065, 14074130, 28148260]

約数ペア:

[(1, 28148260), (2, 14074130), (4, 7037065), (5, 5629652), (7, 4021180), (10, 2814826), (14, 2010590), (17, 1655780), (20, 1407413), (28, 1005295), (34, 827890), (35, 804236), (68, 413945), (70, 402118), (85, 331156), (119, 236540), (140, 201059), (170, 165578), (238, 118270), (340, 82789), (476, 59135), (595, 47308), (1190, 23654), (2380, 11827)]