20156450810

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2467}}^1\times {\mathrm{19001}}^1$

素因数の和:21518

約数の個数: 32

約数和(自身を含む): 37142373312

約数和(自身を除く): 16985922502

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 2467, 4934, 12335, 19001, 24670, 38002, 95005, 106081, 190010, 212162, 530405, 817043, 1060810, 1634086, 4085215, 8170430, 46875467, 93750934, 234377335, 468754670, 2015645081, 4031290162, 10078225405, 20156450810]

約数ペア:

[(1, 20156450810), (2, 10078225405), (5, 4031290162), (10, 2015645081), (43, 468754670), (86, 234377335), (215, 93750934), (430, 46875467), (2467, 8170430), (4934, 4085215), (12335, 1634086), (19001, 1060810), (24670, 817043), (38002, 530405), (95005, 212162), (106081, 190010)]