6840190

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1$

素因数の和:209

約数の個数: 64

約数和(自身を含む): 15321600

約数和(自身を除く): 8481410

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 37, 38, 70, 74, 95, 133, 139, 185, 190, 259, 266, 278, 370, 518, 665, 695, 703, 973, 1295, 1330, 1390, 1406, 1946, 2590, 2641, 3515, 4865, 4921, 5143, 5282, 7030, 9730, 9842, 10286, 13205, 18487, 24605, 25715, 26410, 36001, 36974, 49210, 51430, 72002, 92435, 97717, 180005, 184870, 195434, 360010, 488585, 684019, 977170, 1368038, 3420095, 6840190]

約数ペア:

[(1, 6840190), (2, 3420095), (5, 1368038), (7, 977170), (10, 684019), (14, 488585), (19, 360010), (35, 195434), (37, 184870), (38, 180005), (70, 97717), (74, 92435), (95, 72002), (133, 51430), (139, 49210), (185, 36974), (190, 36001), (259, 26410), (266, 25715), (278, 24605), (370, 18487), (518, 13205), (665, 10286), (695, 9842), (703, 9730), (973, 7030), (1295, 5282), (1330, 5143), (1390, 4921), (1406, 4865), (1946, 3515), (2590, 2641)]