391943440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{347}}^1\times {\mathrm{2017}}^1$

素因数の和:2384

約数の個数: 80

約数和(自身を含む): 1044968832

約数和(自身を除く): 653025392

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 347, 560, 694, 1388, 1735, 2017, 2429, 2776, 3470, 4034, 4858, 5552, 6940, 8068, 9716, 10085, 12145, 13880, 14119, 16136, 19432, 20170, 24290, 27760, 28238, 32272, 38864, 40340, 48580, 56476, 70595, 80680, 97160, 112952, 141190, 161360, 194320, 225904, 282380, 564760, 699899, 1129520, 1399798, 2799596, 3499495, 4899293, 5599192, 6998990, 9798586, 11198384, 13997980, 19597172, 24496465, 27995960, 39194344, 48992930, 55991920, 78388688, 97985860, 195971720, 391943440]

約数ペア:

[(1, 391943440), (2, 195971720), (4, 97985860), (5, 78388688), (7, 55991920), (8, 48992930), (10, 39194344), (14, 27995960), (16, 24496465), (20, 19597172), (28, 13997980), (35, 11198384), (40, 9798586), (56, 6998990), (70, 5599192), (80, 4899293), (112, 3499495), (140, 2799596), (280, 1399798), (347, 1129520), (560, 699899), (694, 564760), (1388, 282380), (1735, 225904), (2017, 194320), (2429, 161360), (2776, 141190), (3470, 112952), (4034, 97160), (4858, 80680), (5552, 70595), (6940, 56476), (8068, 48580), (9716, 40340), (10085, 38864), (12145, 32272), (13880, 28238), (14119, 27760), (16136, 24290), (19432, 20170)]