20343870

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{11897}}^1$

素因数の和:11929

約数の個数: 48

約数和(自身を含む): 55682640

約数和(自身を除く): 35338770

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 90, 95, 114, 171, 190, 285, 342, 570, 855, 1710, 11897, 23794, 35691, 59485, 71382, 107073, 118970, 178455, 214146, 226043, 356910, 452086, 535365, 678129, 1070730, 1130215, 1356258, 2034387, 2260430, 3390645, 4068774, 6781290, 10171935, 20343870]

約数ペア:

[(1, 20343870), (2, 10171935), (3, 6781290), (5, 4068774), (6, 3390645), (9, 2260430), (10, 2034387), (15, 1356258), (18, 1130215), (19, 1070730), (30, 678129), (38, 535365), (45, 452086), (57, 356910), (90, 226043), (95, 214146), (114, 178455), (171, 118970), (190, 107073), (285, 71382), (342, 59485), (570, 35691), (855, 23794), (1710, 11897)]