28487410

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{647}}^1$

素因数の和:715

約数の個数: 64

約数和(自身を含む): 63825408

約数和(自身を除く): 35337998

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 37, 70, 74, 85, 119, 170, 185, 238, 259, 370, 518, 595, 629, 647, 1190, 1258, 1294, 1295, 2590, 3145, 3235, 4403, 4529, 6290, 6470, 8806, 9058, 10999, 21998, 22015, 22645, 23939, 44030, 45290, 47878, 54995, 76993, 109990, 119695, 153986, 167573, 239390, 335146, 384965, 406963, 769930, 813926, 837865, 1675730, 2034815, 2848741, 4069630, 5697482, 14243705, 28487410]

約数ペア:

[(1, 28487410), (2, 14243705), (5, 5697482), (7, 4069630), (10, 2848741), (14, 2034815), (17, 1675730), (34, 837865), (35, 813926), (37, 769930), (70, 406963), (74, 384965), (85, 335146), (119, 239390), (170, 167573), (185, 153986), (238, 119695), (259, 109990), (370, 76993), (518, 54995), (595, 47878), (629, 45290), (647, 44030), (1190, 23939), (1258, 22645), (1294, 22015), (1295, 21998), (2590, 10999), (3145, 9058), (3235, 8806), (4403, 6470), (4529, 6290)]