2145755920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{31667}}^1$

素因数の和:31709

約数の個数: 120

約数和(自身を含む): 6267223872

約数和(自身を除く): 4121467952

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 121, 140, 154, 176, 220, 242, 280, 308, 385, 440, 484, 560, 605, 616, 770, 847, 880, 968, 1210, 1232, 1540, 1694, 1936, 2420, 3080, 3388, 4235, 4840, 6160, 6776, 8470, 9680, 13552, 16940, 31667, 33880, 63334, 67760, 126668, 158335, 221669, 253336, 316670, 348337, 443338, 506672, 633340, 696674, 886676, 1108345, 1266680, 1393348, 1741685, 1773352, 2216690, 2438359, 2533360, 2786696, 3483370, 3546704, 3831707, 4433380, 4876718, 5573392, 6966740, 7663414, 8866760, 9753436, 12191795, 13933480, 15326828, 17733520, 19158535, 19506872, 24383590, 26821949, 27866960, 30653656, 38317070, 39013744, 48767180, 53643898, 61307312, 76634140, 97534360, 107287796, 134109745, 153268280, 195068720, 214575592, 268219490, 306536560, 429151184, 536438980, 1072877960, 2145755920]

約数ペア:

[(1, 2145755920), (2, 1072877960), (4, 536438980), (5, 429151184), (7, 306536560), (8, 268219490), (10, 214575592), (11, 195068720), (14, 153268280), (16, 134109745), (20, 107287796), (22, 97534360), (28, 76634140), (35, 61307312), (40, 53643898), (44, 48767180), (55, 39013744), (56, 38317070), (70, 30653656), (77, 27866960), (80, 26821949), (88, 24383590), (110, 19506872), (112, 19158535), (121, 17733520), (140, 15326828), (154, 13933480), (176, 12191795), (220, 9753436), (242, 8866760), (280, 7663414), (308, 6966740), (385, 5573392), (440, 4876718), (484, 4433380), (560, 3831707), (605, 3546704), (616, 3483370), (770, 2786696), (847, 2533360), (880, 2438359), (968, 2216690), (1210, 1773352), (1232, 1741685), (1540, 1393348), (1694, 1266680), (1936, 1108345), (2420, 886676), (3080, 696674), (3388, 633340), (4235, 506672), (4840, 443338), (6160, 348337), (6776, 316670), (8470, 253336), (9680, 221669), (13552, 158335), (16940, 126668), (31667, 67760), (33880, 63334)]