20610408840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1291379}}^1$

素因数の和:1291419

約数の個数: 128

約数和(自身を含む): 74383488000

約数和(自身を除く): 53773079160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 56, 57, 60, 70, 76, 84, 95, 105, 114, 120, 133, 140, 152, 168, 190, 210, 228, 266, 280, 285, 380, 399, 420, 456, 532, 570, 665, 760, 798, 840, 1064, 1140, 1330, 1596, 1995, 2280, 2660, 3192, 3990, 5320, 7980, 15960, 1291379, 2582758, 3874137, 5165516, 6456895, 7748274, 9039653, 10331032, 12913790, 15496548, 18079306, 19370685, 24536201, 25827580, 27118959, 30993096, 36158612, 38741370, 45198265, 49072402, 51655160, 54237918, 72317224, 73608603, 77482740, 90396530, 98144804, 108475836, 122681005, 135594795, 147217206, 154965480, 171753407, 180793060, 196289608, 216951672, 245362010, 271189590, 294434412, 343506814, 361586120, 368043015, 490724020, 515260221, 542379180, 588868824, 687013628, 736086030, 858767035, 981448040, 1030520442, 1084758360, 1374027256, 1472172060, 1717534070, 2061040884, 2576301105, 2944344120, 3435068140, 4122081768, 5152602210, 6870136280, 10305204420, 20610408840]

約数ペア:

[(1, 20610408840), (2, 10305204420), (3, 6870136280), (4, 5152602210), (5, 4122081768), (6, 3435068140), (7, 2944344120), (8, 2576301105), (10, 2061040884), (12, 1717534070), (14, 1472172060), (15, 1374027256), (19, 1084758360), (20, 1030520442), (21, 981448040), (24, 858767035), (28, 736086030), (30, 687013628), (35, 588868824), (38, 542379180), (40, 515260221), (42, 490724020), (56, 368043015), (57, 361586120), (60, 343506814), (70, 294434412), (76, 271189590), (84, 245362010), (95, 216951672), (105, 196289608), (114, 180793060), (120, 171753407), (133, 154965480), (140, 147217206), (152, 135594795), (168, 122681005), (190, 108475836), (210, 98144804), (228, 90396530), (266, 77482740), (280, 73608603), (285, 72317224), (380, 54237918), (399, 51655160), (420, 49072402), (456, 45198265), (532, 38741370), (570, 36158612), (665, 30993096), (760, 27118959), (798, 25827580), (840, 24536201), (1064, 19370685), (1140, 18079306), (1330, 15496548), (1596, 12913790), (1995, 10331032), (2280, 9039653), (2660, 7748274), (3192, 6456895), (3990, 5165516), (5320, 3874137), (7980, 2582758), (15960, 1291379)]