386113840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{347}}^1\times {\mathrm{1987}}^1$

素因数の和:2354

約数の個数: 80

約数和(自身を含む): 1029434112

約数和(自身を除く): 643320272

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, 1987, 2429, 2776, 3470, 3974, 4858, 5552, 6940, 7948, 9716, 9935, 12145, 13880, 13909, 15896, 19432, 19870, 24290, 27760, 27818, 31792, 38864, 39740, 48580, 55636, 69545, 79480, 97160, 111272, 139090, 158960, 194320, 222544, 278180, 556360, 689489, 1112720, 1378978, 2757956, 3447445, 4826423, 5515912, 6894890, 9652846, 11031824, 13789780, 19305692, 24132115, 27579560, 38611384, 48264230, 55159120, 77222768, 96528460, 193056920, 386113840]

約数ペア:

[(1, 386113840), (2, 193056920), (4, 96528460), (5, 77222768), (7, 55159120), (8, 48264230), (10, 38611384), (14, 27579560), (16, 24132115), (20, 19305692), (28, 13789780), (35, 11031824), (40, 9652846), (56, 6894890), (70, 5515912), (80, 4826423), (112, 3447445), (140, 2757956), (280, 1378978), (347, 1112720), (560, 689489), (694, 556360), (1388, 278180), (1735, 222544), (1987, 194320), (2429, 158960), (2776, 139090), (3470, 111272), (3974, 97160), (4858, 79480), (5552, 69545), (6940, 55636), (7948, 48580), (9716, 39740), (9935, 38864), (12145, 31792), (13880, 27818), (13909, 27760), (15896, 24290), (19432, 19870)]