212917610

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{977}}^1$

素因数の和:1071

約数の個数: 64

約数和(自身を含む): 428129280

約数和(自身を除く): 215211670

約数列:

[1, 2, 5, 10, 19, 31, 37, 38, 62, 74, 95, 155, 185, 190, 310, 370, 589, 703, 977, 1147, 1178, 1406, 1954, 2294, 2945, 3515, 4885, 5735, 5890, 7030, 9770, 11470, 18563, 21793, 30287, 36149, 37126, 43586, 60574, 72298, 92815, 108965, 151435, 180745, 185630, 217930, 302870, 361490, 575453, 686831, 1120619, 1150906, 1373662, 2241238, 2877265, 3434155, 5603095, 5754530, 6868310, 11206190, 21291761, 42583522, 106458805, 212917610]

約数ペア:

[(1, 212917610), (2, 106458805), (5, 42583522), (10, 21291761), (19, 11206190), (31, 6868310), (37, 5754530), (38, 5603095), (62, 3434155), (74, 2877265), (95, 2241238), (155, 1373662), (185, 1150906), (190, 1120619), (310, 686831), (370, 575453), (589, 361490), (703, 302870), (977, 217930), (1147, 185630), (1178, 180745), (1406, 151435), (1954, 108965), (2294, 92815), (2945, 72298), (3515, 60574), (4885, 43586), (5735, 37126), (5890, 36149), (7030, 30287), (9770, 21793), (11470, 18563)]