826710260

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1\times {\mathrm{181}}^1$

素因数の和:393

約数の個数: 96

約数和(自身を含む): 1840430592

約数和(自身を除く): 1013720332

約数列:

[1, 2, 4, 5, 10, 20, 43, 47, 86, 94, 113, 172, 181, 188, 215, 226, 235, 362, 430, 452, 470, 565, 724, 860, 905, 940, 1130, 1810, 2021, 2260, 3620, 4042, 4859, 5311, 7783, 8084, 8507, 9718, 10105, 10622, 15566, 17014, 19436, 20210, 20453, 21244, 24295, 26555, 31132, 34028, 38915, 40420, 40906, 42535, 48590, 53110, 77830, 81812, 85070, 97180, 102265, 106220, 155660, 170140, 204530, 228373, 365801, 409060, 456746, 731602, 879479, 913492, 961291, 1141865, 1463204, 1758958, 1829005, 1922582, 2283730, 3517916, 3658010, 3845164, 4397395, 4567460, 4806455, 7316020, 8794790, 9612910, 17589580, 19225820, 41335513, 82671026, 165342052, 206677565, 413355130, 826710260]

約数ペア:

[(1, 826710260), (2, 413355130), (4, 206677565), (5, 165342052), (10, 82671026), (20, 41335513), (43, 19225820), (47, 17589580), (86, 9612910), (94, 8794790), (113, 7316020), (172, 4806455), (181, 4567460), (188, 4397395), (215, 3845164), (226, 3658010), (235, 3517916), (362, 2283730), (430, 1922582), (452, 1829005), (470, 1758958), (565, 1463204), (724, 1141865), (860, 961291), (905, 913492), (940, 879479), (1130, 731602), (1810, 456746), (2021, 409060), (2260, 365801), (3620, 228373), (4042, 204530), (4859, 170140), (5311, 155660), (7783, 106220), (8084, 102265), (8507, 97180), (9718, 85070), (10105, 81812), (10622, 77830), (15566, 53110), (17014, 48590), (19436, 42535), (20210, 40906), (20453, 40420), (21244, 38915), (24295, 34028), (26555, 31132)]