28354810

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{257}}^1$

素因数の和:351

約数の個数: 64

約数和(自身を含む): 60186240

約数和(自身を除く): 31831430

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 55, 59, 85, 110, 118, 170, 187, 257, 295, 374, 514, 590, 649, 935, 1003, 1285, 1298, 1870, 2006, 2570, 2827, 3245, 4369, 5015, 5654, 6490, 8738, 10030, 11033, 14135, 15163, 21845, 22066, 28270, 30326, 43690, 48059, 55165, 75815, 96118, 110330, 151630, 166793, 240295, 257771, 333586, 480590, 515542, 833965, 1288855, 1667930, 2577710, 2835481, 5670962, 14177405, 28354810]

約数ペア:

[(1, 28354810), (2, 14177405), (5, 5670962), (10, 2835481), (11, 2577710), (17, 1667930), (22, 1288855), (34, 833965), (55, 515542), (59, 480590), (85, 333586), (110, 257771), (118, 240295), (170, 166793), (187, 151630), (257, 110330), (295, 96118), (374, 75815), (514, 55165), (590, 48059), (649, 43690), (935, 30326), (1003, 28270), (1285, 22066), (1298, 21845), (1870, 15163), (2006, 14135), (2570, 11033), (2827, 10030), (3245, 8738), (4369, 6490), (5015, 5654)]