20732040280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{151}}^1\times {\mathrm{10433}}^1$

素因数の和:10649

約数の個数: 128

約数和(自身を含む): 54811054080

約数和(自身を除く): 34079013800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 47, 56, 70, 94, 140, 151, 188, 235, 280, 302, 329, 376, 470, 604, 658, 755, 940, 1057, 1208, 1316, 1510, 1645, 1880, 2114, 2632, 3020, 3290, 4228, 5285, 6040, 6580, 7097, 8456, 10433, 10570, 13160, 14194, 20866, 21140, 28388, 35485, 41732, 42280, 49679, 52165, 56776, 70970, 73031, 83464, 99358, 104330, 141940, 146062, 198716, 208660, 248395, 283880, 292124, 365155, 397432, 417320, 490351, 496790, 584248, 730310, 980702, 993580, 1460620, 1575383, 1961404, 1987160, 2451755, 2921240, 3150766, 3432457, 3922808, 4903510, 6301532, 6864914, 7876915, 9807020, 11027681, 12603064, 13729828, 15753830, 17162285, 19614040, 22055362, 27459656, 31507660, 34324570, 44110724, 55138405, 63015320, 68649140, 74043001, 88221448, 110276810, 137298280, 148086002, 220553620, 296172004, 370215005, 441107240, 518301007, 592344008, 740430010, 1036602014, 1480860020, 2073204028, 2591505035, 2961720040, 4146408056, 5183010070, 10366020140, 20732040280]

約数ペア:

[(1, 20732040280), (2, 10366020140), (4, 5183010070), (5, 4146408056), (7, 2961720040), (8, 2591505035), (10, 2073204028), (14, 1480860020), (20, 1036602014), (28, 740430010), (35, 592344008), (40, 518301007), (47, 441107240), (56, 370215005), (70, 296172004), (94, 220553620), (140, 148086002), (151, 137298280), (188, 110276810), (235, 88221448), (280, 74043001), (302, 68649140), (329, 63015320), (376, 55138405), (470, 44110724), (604, 34324570), (658, 31507660), (755, 27459656), (940, 22055362), (1057, 19614040), (1208, 17162285), (1316, 15753830), (1510, 13729828), (1645, 12603064), (1880, 11027681), (2114, 9807020), (2632, 7876915), (3020, 6864914), (3290, 6301532), (4228, 4903510), (5285, 3922808), (6040, 3432457), (6580, 3150766), (7097, 2921240), (8456, 2451755), (10433, 1987160), (10570, 1961404), (13160, 1575383), (14194, 1460620), (20866, 993580), (21140, 980702), (28388, 730310), (35485, 584248), (41732, 496790), (42280, 490351), (49679, 417320), (52165, 397432), (56776, 365155), (70970, 292124), (73031, 283880), (83464, 248395), (99358, 208660), (104330, 198716), (141940, 146062)]