487160

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{641}}^1$

素因数の和:671

約数の個数: 32

約数和(自身を含む): 1155600

約数和(自身を除く): 668440

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 641, 760, 1282, 2564, 3205, 5128, 6410, 12179, 12820, 24358, 25640, 48716, 60895, 97432, 121790, 243580, 487160]

約数ペア:

[(1, 487160), (2, 243580), (4, 121790), (5, 97432), (8, 60895), (10, 48716), (19, 25640), (20, 24358), (38, 12820), (40, 12179), (76, 6410), (95, 5128), (152, 3205), (190, 2564), (380, 1282), (641, 760)]