2505048

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:97

約数の個数: 128

約数和(自身を含む): 8171520

約数和(自身を除く): 5666472

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 31, 37, 39, 42, 52, 56, 62, 74, 78, 84, 91, 93, 104, 111, 124, 148, 156, 168, 182, 186, 217, 222, 248, 259, 273, 296, 312, 364, 372, 403, 434, 444, 481, 518, 546, 651, 728, 744, 777, 806, 868, 888, 962, 1036, 1092, 1147, 1209, 1302, 1443, 1554, 1612, 1736, 1924, 2072, 2184, 2294, 2418, 2604, 2821, 2886, 3108, 3224, 3367, 3441, 3848, 4588, 4836, 5208, 5642, 5772, 6216, 6734, 6882, 8029, 8463, 9176, 9672, 10101, 11284, 11544, 13468, 13764, 14911, 16058, 16926, 20202, 22568, 24087, 26936, 27528, 29822, 32116, 33852, 40404, 44733, 48174, 59644, 64232, 67704, 80808, 89466, 96348, 104377, 119288, 178932, 192696, 208754, 313131, 357864, 417508, 626262, 835016, 1252524, 2505048]

約数ペア:

[(1, 2505048), (2, 1252524), (3, 835016), (4, 626262), (6, 417508), (7, 357864), (8, 313131), (12, 208754), (13, 192696), (14, 178932), (21, 119288), (24, 104377), (26, 96348), (28, 89466), (31, 80808), (37, 67704), (39, 64232), (42, 59644), (52, 48174), (56, 44733), (62, 40404), (74, 33852), (78, 32116), (84, 29822), (91, 27528), (93, 26936), (104, 24087), (111, 22568), (124, 20202), (148, 16926), (156, 16058), (168, 14911), (182, 13764), (186, 13468), (217, 11544), (222, 11284), (248, 10101), (259, 9672), (273, 9176), (296, 8463), (312, 8029), (364, 6882), (372, 6734), (403, 6216), (434, 5772), (444, 5642), (481, 5208), (518, 4836), (546, 4588), (651, 3848), (728, 3441), (744, 3367), (777, 3224), (806, 3108), (868, 2886), (888, 2821), (962, 2604), (1036, 2418), (1092, 2294), (1147, 2184), (1209, 2072), (1302, 1924), (1443, 1736), (1554, 1612)]