12936280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{983}}^1$

素因数の和:1048

約数の個数: 64

約数和(自身を含む): 34007040

約数和(自身を除く): 21070760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 47, 56, 70, 94, 140, 188, 235, 280, 329, 376, 470, 658, 940, 983, 1316, 1645, 1880, 1966, 2632, 3290, 3932, 4915, 6580, 6881, 7864, 9830, 13160, 13762, 19660, 27524, 34405, 39320, 46201, 55048, 68810, 92402, 137620, 184804, 231005, 275240, 323407, 369608, 462010, 646814, 924020, 1293628, 1617035, 1848040, 2587256, 3234070, 6468140, 12936280]

約数ペア:

[(1, 12936280), (2, 6468140), (4, 3234070), (5, 2587256), (7, 1848040), (8, 1617035), (10, 1293628), (14, 924020), (20, 646814), (28, 462010), (35, 369608), (40, 323407), (47, 275240), (56, 231005), (70, 184804), (94, 137620), (140, 92402), (188, 68810), (235, 55048), (280, 46201), (329, 39320), (376, 34405), (470, 27524), (658, 19660), (940, 13762), (983, 13160), (1316, 9830), (1645, 7864), (1880, 6881), (1966, 6580), (2632, 4915), (3290, 3932)]