19885110

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{179}}^1$

素因数の和:242

約数の個数: 96

約数和(自身を含む): 57335040

約数和(自身を除く): 37449930

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 23, 30, 35, 42, 46, 69, 70, 105, 115, 138, 161, 179, 210, 230, 322, 345, 358, 483, 529, 537, 690, 805, 895, 966, 1058, 1074, 1253, 1587, 1610, 1790, 2415, 2506, 2645, 2685, 3174, 3703, 3759, 4117, 4830, 5290, 5370, 6265, 7406, 7518, 7935, 8234, 11109, 12351, 12530, 15870, 18515, 18795, 20585, 22218, 24702, 28819, 37030, 37590, 41170, 55545, 57638, 61755, 86457, 94691, 111090, 123510, 144095, 172914, 189382, 284073, 288190, 432285, 473455, 568146, 662837, 864570, 946910, 1325674, 1420365, 1988511, 2840730, 3314185, 3977022, 6628370, 9942555, 19885110]

約数ペア:

[(1, 19885110), (2, 9942555), (3, 6628370), (5, 3977022), (6, 3314185), (7, 2840730), (10, 1988511), (14, 1420365), (15, 1325674), (21, 946910), (23, 864570), (30, 662837), (35, 568146), (42, 473455), (46, 432285), (69, 288190), (70, 284073), (105, 189382), (115, 172914), (138, 144095), (161, 123510), (179, 111090), (210, 94691), (230, 86457), (322, 61755), (345, 57638), (358, 55545), (483, 41170), (529, 37590), (537, 37030), (690, 28819), (805, 24702), (895, 22218), (966, 20585), (1058, 18795), (1074, 18515), (1253, 15870), (1587, 12530), (1610, 12351), (1790, 11109), (2415, 8234), (2506, 7935), (2645, 7518), (2685, 7406), (3174, 6265), (3703, 5370), (3759, 5290), (4117, 4830)]