209380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{29}}^1$

素因数の和:76

約数の個数: 36

約数和(自身を含む): 480060

約数和(自身を除く): 270680

約数列:

[1, 2, 4, 5, 10, 19, 20, 29, 38, 58, 76, 95, 116, 145, 190, 290, 361, 380, 551, 580, 722, 1102, 1444, 1805, 2204, 2755, 3610, 5510, 7220, 10469, 11020, 20938, 41876, 52345, 104690, 209380]

約数ペア:

[(1, 209380), (2, 104690), (4, 52345), (5, 41876), (10, 20938), (19, 11020), (20, 10469), (29, 7220), (38, 5510), (58, 3610), (76, 2755), (95, 2204), (116, 1805), (145, 1444), (190, 1102), (290, 722), (361, 580), (380, 551)]