20827518670

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{2753}}^1$

素因数の和:2954

約数の個数: 128

約数和(自身を含む): 46294695936

約数和(自身を除く): 25467177266

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 37, 46, 70, 74, 115, 127, 161, 185, 230, 254, 259, 322, 370, 518, 635, 805, 851, 889, 1270, 1295, 1610, 1702, 1778, 2590, 2753, 2921, 4255, 4445, 4699, 5506, 5842, 5957, 8510, 8890, 9398, 11914, 13765, 14605, 19271, 20447, 23495, 27530, 29210, 29785, 32893, 38542, 40894, 46990, 59570, 63319, 65786, 96355, 101861, 102235, 108077, 126638, 164465, 192710, 203722, 204470, 216154, 316595, 328930, 349631, 443233, 509305, 540385, 633190, 699262, 713027, 756539, 886466, 1018610, 1080770, 1426054, 1513078, 1748155, 2216165, 2342803, 2447417, 3496310, 3565135, 3782695, 4432330, 4685606, 4894834, 7130270, 7565390, 8041513, 11714015, 12237085, 12936347, 16083026, 16399621, 23428030, 24474170, 25872694, 32799242, 40207565, 56290591, 64681735, 80415130, 81998105, 90554429, 112581182, 129363470, 163996210, 181108858, 281452955, 297535981, 452772145, 562905910, 595071962, 905544290, 1487679905, 2082751867, 2975359810, 4165503734, 10413759335, 20827518670]

約数ペア:

[(1, 20827518670), (2, 10413759335), (5, 4165503734), (7, 2975359810), (10, 2082751867), (14, 1487679905), (23, 905544290), (35, 595071962), (37, 562905910), (46, 452772145), (70, 297535981), (74, 281452955), (115, 181108858), (127, 163996210), (161, 129363470), (185, 112581182), (230, 90554429), (254, 81998105), (259, 80415130), (322, 64681735), (370, 56290591), (518, 40207565), (635, 32799242), (805, 25872694), (851, 24474170), (889, 23428030), (1270, 16399621), (1295, 16083026), (1610, 12936347), (1702, 12237085), (1778, 11714015), (2590, 8041513), (2753, 7565390), (2921, 7130270), (4255, 4894834), (4445, 4685606), (4699, 4432330), (5506, 3782695), (5842, 3565135), (5957, 3496310), (8510, 2447417), (8890, 2342803), (9398, 2216165), (11914, 1748155), (13765, 1513078), (14605, 1426054), (19271, 1080770), (20447, 1018610), (23495, 886466), (27530, 756539), (29210, 713027), (29785, 699262), (32893, 633190), (38542, 540385), (40894, 509305), (46990, 443233), (59570, 349631), (63319, 328930), (65786, 316595), (96355, 216154), (101861, 204470), (102235, 203722), (108077, 192710), (126638, 164465)]