27833680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2161}}^1$

素因数の和:2204

約数の個数: 80

約数和(自身を含む): 77209344

約数和(自身を除く): 49375664

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 161, 184, 230, 280, 322, 368, 460, 560, 644, 805, 920, 1288, 1610, 1840, 2161, 2576, 3220, 4322, 6440, 8644, 10805, 12880, 15127, 17288, 21610, 30254, 34576, 43220, 49703, 60508, 75635, 86440, 99406, 121016, 151270, 172880, 198812, 242032, 248515, 302540, 347921, 397624, 497030, 605080, 695842, 795248, 994060, 1210160, 1391684, 1739605, 1988120, 2783368, 3479210, 3976240, 5566736, 6958420, 13916840, 27833680]

約数ペア:

[(1, 27833680), (2, 13916840), (4, 6958420), (5, 5566736), (7, 3976240), (8, 3479210), (10, 2783368), (14, 1988120), (16, 1739605), (20, 1391684), (23, 1210160), (28, 994060), (35, 795248), (40, 695842), (46, 605080), (56, 497030), (70, 397624), (80, 347921), (92, 302540), (112, 248515), (115, 242032), (140, 198812), (161, 172880), (184, 151270), (230, 121016), (280, 99406), (322, 86440), (368, 75635), (460, 60508), (560, 49703), (644, 43220), (805, 34576), (920, 30254), (1288, 21610), (1610, 17288), (1840, 15127), (2161, 12880), (2576, 10805), (3220, 8644), (4322, 6440)]