1653380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{229}}^1$

素因数の和:276

約数の個数: 36

約数和(自身を含む): 3680460

約数和(自身を除く): 2027080

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 229, 361, 380, 458, 722, 916, 1145, 1444, 1805, 2290, 3610, 4351, 4580, 7220, 8702, 17404, 21755, 43510, 82669, 87020, 165338, 330676, 413345, 826690, 1653380]

約数ペア:

[(1, 1653380), (2, 826690), (4, 413345), (5, 330676), (10, 165338), (19, 87020), (20, 82669), (38, 43510), (76, 21755), (95, 17404), (190, 8702), (229, 7220), (361, 4580), (380, 4351), (458, 3610), (722, 2290), (916, 1805), (1145, 1444)]