21548366960

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{107441}}^1$

素因数の和:107586

約数の個数: 80

約数和(自身を含む): 52758319680

約数和(自身を除く): 31209952720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 109, 115, 184, 218, 230, 368, 436, 460, 545, 872, 920, 1090, 1744, 1840, 2180, 2507, 4360, 5014, 8720, 10028, 12535, 20056, 25070, 40112, 50140, 100280, 107441, 200560, 214882, 429764, 537205, 859528, 1074410, 1719056, 2148820, 2471143, 4297640, 4942286, 8595280, 9884572, 11711069, 12355715, 19769144, 23422138, 24711430, 39538288, 46844276, 49422860, 58555345, 93688552, 98845720, 117110690, 187377104, 197691440, 234221380, 269354587, 468442760, 538709174, 936885520, 1077418348, 1346772935, 2154836696, 2693545870, 4309673392, 5387091740, 10774183480, 21548366960]

約数ペア:

[(1, 21548366960), (2, 10774183480), (4, 5387091740), (5, 4309673392), (8, 2693545870), (10, 2154836696), (16, 1346772935), (20, 1077418348), (23, 936885520), (40, 538709174), (46, 468442760), (80, 269354587), (92, 234221380), (109, 197691440), (115, 187377104), (184, 117110690), (218, 98845720), (230, 93688552), (368, 58555345), (436, 49422860), (460, 46844276), (545, 39538288), (872, 24711430), (920, 23422138), (1090, 19769144), (1744, 12355715), (1840, 11711069), (2180, 9884572), (2507, 8595280), (4360, 4942286), (5014, 4297640), (8720, 2471143), (10028, 2148820), (12535, 1719056), (20056, 1074410), (25070, 859528), (40112, 537205), (50140, 429764), (100280, 214882), (107441, 200560)]